US PATENT SUBCLASS 219 / 478
.~.~ With unitary housing, support, or casing means

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

200  DF  HEATING DEVICES {14}
476  DF  .~ Plural separate heating devices {4}
478.~.~ With unitary housing, support, or casing means

DEFINITION

Classification: 219/478

(under subclass 476) Subject matter wherein the plural heating devices share a common housing, casing or support means.

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537, for plural heating units combined with a single housing, casing or support.

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34, Drying and Gas or Vapor Contact With Solids,

209, for drying apparatus comprising houses, kilns or containers combined with plural treating units or compartments.