US PATENT SUBCLASS 392 / 358
.~.~.~.~ By fan blower

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}
354  DF  .~.~ With intermediate heat absorber {2}
357  DF  .~.~.~ With fluid heat absorber {2}
358.~.~.~.~ By fan blower

DEFINITION

Classification: 392/358

By fan blower:

(under subclass 357) Subject matter wherein the air to be heated is directed to the heat absorber by a rotating fan.

SEE OR SEARCH THIS CLASS, SUBCLASS:

356, for guiding heated air by radiant source.

360+, for forced air type.