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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.
window and door hardware made primarily of metal, namely, operators, locks, tracks, brackets, handles, cranks, knobs, hinges, leversets, rollers, pulls, sash lifts, latches, pivot bars, push-bar operators, vent stops, snubbers, strike plates, corner keys, keepers, foot bolts, header bolts, limit devices, support arms, casement operators, door handle set kits comprising metal handles, hinges, locks, and latches, doorknobs, door bolts, electromagnetic interference shielding gaskets and radio-frequency interference shielding gaskets; metal nailing fins and metal window balance assemblies, and metal channels for sliding screen frames, for glazing and for pile weather stripping
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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.
electrically controlled window operators, namely, motorized window operators for casement, awning and skylight window systems; hydraulic door openers and closers; pneumatic door openers and closers; motorized cranks for opening and closing doors, windows, and skylights
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17
Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes; plastics in extruded form for use in manufacture; packing, stopping and insulating materials; flexible pipes, not of metal.
high strength polymers and thermoplastics used in the manufacture of window and door hardware; thermoplastic profile extrusions used in the fenestration industry; home insulation products, namely, non-metal weather-stripping, weather seals, gaskets, and door sweeps for use in buildings; weather-stripping sealants, non-metal trim strips, and weather seals, extrusions used for manufacture of doors and windows; thermoformable electrically conductive polymer sheeting for use in attenuating transmission of electromagnetic interference and radio frequency interference, namely, foam materials for use in electromagnetic interference shielding gaskets, radio-frequency shielding gaskets and trim strip, and gaskets, namely, electromagnetic interference shielding gaskets and radio-frequency interference shielding gaskets; insulating material, namely, fabric, tape, or film that is metalized or plated with metal; closed cell thermoplastic elastomer foam in sheet or strip form having thermal sealing properties for use in the manufacture of weather-stripping and weather seals; and fire-retardant foam weather-stripping for use in homes and buildings
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19
Building materials (non-metallic); non-metallic rigid pipes for building; asphalt, pitch and bitumen; non-metallic transportable buildings; monuments, not of metal.
window balance assemblies, namely, plastic parts and fittings for window balance assemblies, and non-metal jambliners; non-metal nailing fins, and custom profile extrusions used for non-metal gaskets, jambliners, headers, interlocks, sill tracks, glazing beads, and parting stops; non-metal adjustable door hinges
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20
Furniture, mirrors, picture frames; goods (not included in other classes) of wood, cork, reed, cane, wicker, horn, bone, ivory, whalebone, shell, amber, mother-of-pearl, meerschaum and substitutes for all these materials, or of plastics
non-metallic window hardware, namely, tilt latches, hand operated window locks, and balance assemblies, namely, plastic parts and fittings for window balance assemblies, and non-metal jambliners for single-hung and double-hung windows; non-metal door handles, locks, and latches; wood or plastic door handles, nonmetal door bolts, and nonmetal latches for doors; non-metal door and window hardware, namely, rollers, bumpers, tilt latches, corner keys and keepers, non-metal hinges, non-metal adjustable door hinges
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40
Treatment of materials
custom manufacture of molds; applying protective and decorative coatings to metal and plastic products