1
Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocessed artificial resins, unprocessed plastics; manures; fire extinguishing compositions; tempering and soldering preparations; chemical substances for preserving foodstuffs; tanning substances; adhesives used in industry.
welding-related chemicals, namely, fusion spray powder, and exothermic bonding powder; flamehold [ case-hardening compound ] , abrasives for preparation of surfaces to be welded and for finishing of surfaces that have been welded
6
Common metals and their alloys; metal building materials; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of common metal; ironmongery, small items of metal hardware; pipes and tubes of metal; safes; goods of common metal not included in other classes; ores.
metal welding wire made from mig alloys and tig alloys; soldering alloys comprised of silver, copper and zinc, brazing alloys comprised of bronze, steel and aluminum, metal hard-surface wear plates and wear tiles for reinforcement of wear surfaces, namely, snow plows, chutes for concrete and gravel trucks and coal handling equipment, fork lifts, heavy duty lawn and brush mowers, rock crushers, farm combines and swathers, glass crushers and metal threaded insert fasteners
7
Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs.
power-operated welding equipment used for cutting, soldering and brazing, namely, torches and other spray powder application equipment, namely, oxy-acetylene torches and metallizing torches
9
Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
welding electrodes, namely, arc rods