Infrared Object Detection Equipment
Infrared Ovens, Industrial
Infrared Sensors, Solid State
Ingots
Ingots (Primary), Aluminum
Ingots, Steel
Inhalation Therapist
Inhalation Therapy Equipment
Inhalators, Surgical and Medical
Injection Molded Finished Plastics Products, Nec
Ink, Drawing: Black and Colored
Inked Ribbons
Inks Manufacturers
Inner Parts for Shoes
Inner Soles, Leather
Inner Tubes, All Types
Innersole and Shoe Board
Inns
Inorganic Acids Except Nitric and Phosphoric
Inorganic Medicinal Chemicals: Bulk, Uncompounded
Inorganic Metal Compounds or Salts, Nec
Inorganic Pigments
Inorganic Pigments Manufacturers
Inorganic Pigments, Nec
Input/Output Equipment, Computer
Insect Control Devices
Insect Control Devices Manufacturers
Insect Farm
Insect Lamps, Electric
Insecticides
Insecticides and Pesticides
Insecticides Manufacturers
Insecticides, Agricultural or Household
Inspection Engineers
Inspection for Labor Standards and Safety, Government
Inspection Service
Installation of Citizens Band (Cb) Antennas
Installation or Erection of Building Equipment, NEC
Installation or Erection-Building Equipment (Unclassified)
Installation Service
Installers Vinyl Layers
Installing Building Equipment
Installment Paper
Installment Sales Finance, Other Than Banks
Instant Cocoa
Instant Coffee
Institutional Building Construction
Institutional Clothing
Institutional Libraries
Instrs-Measuring/Testing Elec Manufacturers
Instruction Schools, Camps, and Services
Instrument Board Assemblies, Motor Vehicle
Instrument Board Gauges, Automotive: Computerized
Instrument Landing Systems (Ils), Airborne or Ground
Instrument Relays, All Types
Instrument Transformers (Except Portable)
Instrumentation for Reactor Controls, Auxiliary
Instrumentation Indicating Control Consultant
Instrumentation Type Tape, Blank
Instruments and Control Equipment
Instruments for Measuring and Testing of Electricity and Electrical Signals
Instruments for Measuring Electrical Quantities
Instruments Measuring Magnetic and Electrical Properties
Instruments Measuring Thermal Properties
Instruments To Measure Electricity
Instruments, Microsurgical: Except Electromedical
Instruments, Surgical and Medical
Insulated Cables Manufacturers
Insulated Clothing
Insulated Containers and Carriers Manufacturers
Insulating Board, Hard Pressed
Insulating Compounds
Insulating Felts
Insulating Glass, Sealed Units
Insulating Glass: Made From Purchased Glass
Insulating Material, Cork
Insulating Paper: Batts, Fills, and Blankets
Insulating Plaster, Gypsum
Insulating Units, Multiple-Glazed: Made From Purchased Glass
Insulation and Roofing Material, Reconstituted Wood
Insulation Board, Cellular Fiber
Insulation Contractors-Cold and Heat
Insulation Manufacturers
Insulation Material, Building
Insulation Materials
Insulation Materials-Cold and Heat
Insulation Materials-Cold and Heat-Manufacturers
Insulation Siding, Paper
Insulation, Molded Asbestos
Insulation, Thermal
Insulation: Rock Wool, Slag, and Silica Minerals
Insulator Pads, Cordage
Insulators and Insulation Materials, Electrical
Insulators, Electrical: Glass
Insulators, Electrical: Porcelain
Insulin Preparations
Insulin: Bulk, Uncompounded
Insulsleeves (Foundry Materials)
Insurance
Insurance
Insurance Adjusters
Insurance Agents Brokers and Service
Insurance Agents, Brokers, and Service
Insurance Agents, Brokers, and Service, Nec
Insurance Agents, Nec
Insurance Annuities
Insurance Bonds
Insurance Brokers, Nec
Insurance Building Operation
Insurance Carriers (Unclassified)
Insurance Carriers, NEC
Insurance Carriers, Nec
Insurance Claim Processing Services
Insurance Claim Processing, Except Medical
Insurance Commission, Government
Insurance Companies
Insurance Consultants and Advisors
Insurance Holding Companies
Insurance Information and Consulting Services
Insurance Investigators
Insurance Managers
Insurance Pet
Insurance Reports
Insurance Schools
Insurance-Excess and Surplus
Insurance-Inspection and Audits
Insurance-Plan Administrators
Insurance-Property and Casualty
Insurance-Rating Bureaus
Insurance-Savings-Bank-Life
Insurance-Video and Photo Production Services
Insured Property Replacement Service
Intaglio Ink Vehicle
Intaglio Printing
Integrated Circuit Testers
Integrated Circuits, Semiconductor Networks, Etc.
Integrating and Totalizing Meters for Gas and Liquids
Integrating Electricity Meters
Integrating Meters, Nonelectric
Integrators (Mathematical Instruments)
Intellectual Property Solicitors and Patent Solicitors
Inter-Denominational Church
Interactive Media
Intercommunication Equipment Repair
Interferometers
Interior and Ornamental Woodwork and Trim
Interior Building Cleaning
Interior Commercial Painting Contractor
Interior Decorating and Designing Schools
Interior Decorators and Designers Supplies Manufacturers
Interior Decorators and Designers Supplies Rental
Interior Decorators and Designers Workroom
Interior Decorators Design and Consultants
Interior Designer
Interior Flat Glass: Plate and Window
Interior Landscaping
Interior Plant Design and Maintenance
Interior Repair Services
Interior Residential Painting Contractor
Interlining Material, Cotton
Intermediate Care Facilities
Intermediate Care Facilities
Intermediate Care Facilities, Nec
Intermediate Distillates
Intermediate Investment Banks
Internal Combustion Engine Analyzers, To Test Electronics
Internal Combustion Engine Forgings, Ferrous
Internal Combustion Engines (Unclassified) Manufacturers
Internal Combustion Engines Electrical Equipment Manufacturers
Internal Combustion Engines, NEC
Internal Combustion Engines, Nec, Nec
Internal Medicine Doctors
Internal Medicine Practitioners
Internal Medicine, Physician/Surgeon
International Affairs
International Affairs
International Affairs, Federal Government
International Affairs, Level of Government
International Affairs, Nec
International Affairs, State Government
International Business Services
International Consultants
International Marketing
International Trade Services
Internet Connectivity Services
Internet Hardware and Software Providers
Internet Host Services
Internet Providers
Internet Services E-Mail Services
Internet Services-Internet Training
Internet Services-Network Designers/Consultants
Interstate Commerce Commission
Interurban Cars and Car Equipment
Interurban Railways
Intra-Uterine Devices
Intraocular Lenses
Intravenous Solutions
Invalid Homes
Invalid Supplies Rental
Invention Consultants and Brokers
Inventors
Inventory Service
Inverters Manufacturers
Inverters, Nonrotating: Electrical
Invested Management
Investigators
Investment Advice
Investment Advisory Referral Service
Investment Bankers
Investment Castings Manufacturers
Investment Certificate Sales
Investment Clubs
Investment Counselors
Investment Firm, General Brokerage
Investment Holding Companies, Except Banks
Investment Material, Dental
Investment Offices, Nec
Investment Research
Investment Securities
Investment Trusts
Investments
Investors (Unclassified)
Investors Syndicates
Investors, NEC
Investors, Nec, Nec
Invitation and Stationery Printing and Engraving
Invitations and Announcements
Invitations and Announcements-Manufacturers
Invitations: Gravure Printing
Invitations: Printing, Nsk
Iodine Manufacturers
Iodine, Tincture Of
Ion Chambers
Irish Goods Stores
Irish Potatoes
Irish Potatoes
Iron (Ferric/Ferrous) Compounds or Salts
Iron and Steel (Ferrous) Products
Iron and Steel Forgings
Iron and Steel Forgings, Nec
Iron and Steel Products, Hot-Rolled
Iron and Steel Stair Manufacturers
Iron Castings Manufacturers
Iron Foundries
Iron Lungs
Iron or Steel Flat Products
Iron or Steel Semifinished Products
Iron Ore
Iron Ore
Iron Ore Beneficiating
Iron Ore Mining
Iron Ore Pelletizing
Iron Ore Preparation
Iron Ore Recovery From Open Hearth Slag
Iron Ore Sintering At the Mine
Iron Ores
Iron Oxide Pigments (Ochers, Siennas, Umbers)
Iron, Pig
Iron, Powdered
Ironers and Mangles, Household
Ironers, Commercial Laundry and Drycleaning
Ironing Board Covers and Pads Manufacturers
Ironing Boards Manufacturers
Ironing Boards, Wood
Ironing Service
Irons
Irons, Electric: Household
Ironwork
Ironwork Manufacturers
Ironworkers' Hand Tools
Ironworking Machinery Manufacturers
Irradiation Equipment, Nec
Irrigation Companies
Irrigation Consultants
Irrigation District: Government, Nonoperating
Irrigation Engineers
Irrigation Pipe, Concrete
Irrigation Pipe, Sheet Metal
Irrigation Sprinkler System Installation
Irrigation System Construction
Irrigation System Operation, Not Providing Water
Irrigation Systems
Irrigation Systems and Equipment-Manufacturers
Irrigation Systems, Nec
Iso Certification
Isocyanates
Isotopes, Radioactive
Italian Food Products
Italian Foods, Nec: Packaged in Cans, Jars, Etc.
Italian Restaurant
Iv Transfusion Apparatus
Ivory Goods