US PATENT SUBCLASS 392 / 423
.~.~.~ Elongated reflector


Current as of: June, 1999
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392 /   HD   ELECTRIC RESISTANCE HEATING DEVICES

*  DD  HEATING DEVICES (CLASS 219 SUBCLASS 200) {11}
407  DF  .~ Radiant heater {10}
422  DF  .~.~ With reflector {4}
423.~.~.~ Elongated reflector {2}
424  DF  .~.~.~.~> Heating element in transparent tubular envelope
425  DF  .~.~.~.~> With exposed radiant heating element


DEFINITION

Classification: 392/423

Elongated reflector:

(under subclass 422) Subject matter wherein the reflector has a length greater than its width.