US PATENT SUBCLASS 219 / 522
.~.~ Housing, casing, or support performs plural diverse functions (e.g., window)

Current as of: June, 1999
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219 /   HD   ELECTRIC HEATING

200  DF  HEATING DEVICES {14}
520  DF  .~ With heater-unit housing, casing, or support means (e.g., frame and single sheet) {13}
522.~.~ Housing, casing, or support performs plural diverse functions (e.g., window)

DEFINITION

Classification: 219/522

(under subclass 520) Subject matter wherein the particular housing, casing or support means includes structure whereby the housing, casing or support is adapted to perform a secondary function other than that of a support or enclosure for a heating unit or units.

SEE OR SEARCH THIS CLASS, SUBCLASS:

201+, for electric heating devices combined with diverse art type device.