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Color Curly Brackets (indicating CPC extensions to IPC) References Date Revised
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CPC
COOPERATIVE PATENT CLASSIFICATION
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MANTLES; OTHER INCANDESCENT BODIES HEATED BY COMBUSTION (arrangements thereof F21V 36/00; burners F23D) [2013‑01]
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F21H 1/00
Incandescent mantles; Selection of imbibition liquids therefor [2013‑01]
F21H 1/02
.
characterised by the material thereof [2013‑01]
.
Suspension devices therefor (for attaching the mantle on the housing of a lamp F21V 19/06) [2013‑01]
F21H 3/00
Manufacturing incandescent mantles; Treatment prior to use, e.g. burning-off; Machines for manufacturing [2013‑01]
Solid incandescent bodies (incandescent mantles F21H 1/00) [2013‑01]
F21H 7/00
Other incandescent bodies [2013‑01]
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Last Modified: 10/10/2013