US PATENT SUBCLASS 392 / 376
.~.~.~ With reflector

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

*  DD  HEATING DEVICES (CLASS 219 SUBCLASS 200) {11}
347  DF  .~ Convection space heater {10}
375  DF  .~.~ Combined with radiation {2}
376.~.~.~ With reflector

DEFINITION

Classification: 392/376

With reflector:

(under subclass 375) Subject matter including opaque mirror-like means which redirects incident infrared radiation back into the medium from which it came.

SEE OR SEARCH THIS CLASS, SUBCLASS:

422+, for radiant heater.

SEE OR SEARCH CLASS

165, Heat Exchange,

133, for coated, roughened or polished surface.

359, Optics: Systems (Including Communication) and Elements, 636+, for mirror.