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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.
machines for forming random fiber webs, feeders for textile machines, apparatus for slicing a random fiber web and for returning the sliced-off portion of the web to the feeder of a textile machine, machines for saturating random fiber webs with a bonding agent, machines for use in the textile industry in cleaning and opening cotton, linters, wool and other materials, apparatus for feeding and carding fibers
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11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
[ industrial fans or blowers ]
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16
Paper, cardboard and goods made from these materials, not included in other classes; printed matter; bookbinding material; photographs; stationery; adhesives for stationery or household purposes; artists' materials; paint brushes; typewriters and office requisites (except furniture); instructional and teaching material (except apparatus); plastic materials for packaging (not included in other classes); printers' type; printing blocks.
[ crossband, corrugated, and plain cardboard, and kraft paper produced on machines for making random fiber webs and made by a completely dry process with lignocellulosic wood fibers with which may be mixed natural and/or man-made fibers ]
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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.
[ fiberboard, and roofing felt ]
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24
Textiles and textile goods, not included in other classes; bed and table covers
[ nonwoven webs, roves formed from random fiber webs ]