US PATENT SUBCLASS 431 / 365
.~ Electrical means ignites charge

Current as of: June, 1999
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431 /   HD   COMBUSTION

357  DF  ILLUMINATING FLASH DEVICE, E.G., PHOTOGRAPHIC BULB, ETC. {4}
365.~ Electrical means ignites charge

DEFINITION

Classification: 431/365

Electrical means ignites charge:

(under subclass 357) Apparatus including an electrical spark

producer or resistance heater which is arranged to ignite the burnable substance.

SEE OR SEARCH CLASS

361, Electricity: Electrical Systems and Devices,

264+, for electrical circuitry, per se, for igniting incandescent means.