H01K

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ELECTRIC INCANDESCENT LAMPS (details or apparatus or processes for manufacture applicable to both discharge devices and incandescent lamps H01J; light sources using a combination of incandescent and other types of light generation H01J 61/96, H05B 35/00; circuits therefor H05B)

Subclasses

SubclassTitle
1/00 Details
1/02 Details Incandescent bodies
1/04 Details Incandescent bodies characterised by the material thereof
1/06 Details Incandescent bodies characterised by the material thereof Carbon bodies
1/08 Details Incandescent bodies characterised by the material thereof Metallic bodies
1/10 Details Incandescent bodies characterised by the material thereof Bodies of metal or carbon combined with other substance
1/12 Details Incandescent bodies characterised by the material thereof Bodies which are non-conductive when cold, e.g. for Nernst lamp
1/14 Details Incandescent bodies characterised by the shape
1/16 Details Incandescent bodies Electric connection thereto
1/18 Details Mountings or supports for the incandescent body
1/20 Details Mountings or supports for the incandescent body characterised by the material thereof
1/22 Details Mountings or supports for the incandescent body Lamp stems (seals for leading conductors therethrough H01K 1/38)
1/24 Details Mountings or supports for the incandescent body Mounts for lamps with connections at opposite ends, e.g. for tubular lamp
1/26 Details Screens; Filters (associated with envelope H01K 1/28)
1/28 Details Envelopes; Vessels
1/30 Details Envelopes; Vessels incorporating lenses
1/32 Details Envelopes; Vessels provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof
1/34 Details Envelopes; Vessels Double-wall vessels
1/36 Details Seals between parts of vessel, e.g. between stem and envelope
1/38 Details Seals for leading-in conductors

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