1
[ Metal tempering preparations and soldering chemicals; ] adhesives used in leak detection; refrigeration chemicals; chemical preparations in the nature of filtering materials in leak detection; chemical leak sprays for displaying line leaks
6
Valves and fittings of metal for pipes, namely manually operated metal valves, fittings and joining flanges
7
Gas pumps; vacuum pumps; replacement parts for gas pumps and vacuum pumps; filters for air and liquids, for motors or pumps or engines
8
Hand tools and implements, namely, pipe-bending and cutting apparatus, flaring tools, clamping tools and fittings therefor
9
Mechanical and electrical pressure measuring apparatus, namely, pressure gauges, high pressure manometers, thermometer and vacuum measuring apparatus; pressure gauges; thermostats, [ time switches, relays; ] electric and mechanical leak detection monitoring apparatus, equipment, and instruments for detecting and measuring two-dimensional distribution [ of force and ] pressure; hygrometers; computer component testing and calibrating equipment; charging appliances for rechargeable equipment; scales for weighing stored gases, and parts thereof, namely, cylinders
11
Ultra-violet detection lamps; filters for air and liquids for industrial installations, soldering lamps
17
Packing materials, namely, materials for forming seals and encasing other material, and insulating materials, namely, polyurethane foam and polyethylene foam; flexible pipes, not of metal; [ weather-stripping compositions, materials and goods, namely, polyurethane foam and polyethylene foam, and weather-stripping for use in industrial premises ]
42
Engineering, research, material testing and quality control for vacuum technology for others; research on [ building construction incorporating ] vacuum technology; engineering; technical consultancy in the field of vacuum technology