US PATENT SUBCLASS 219 / 401
.~.~.~ With steam generating means

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

200  DF  HEATING DEVICES {14}
385  DF  .~ Combined with container, enclosure, or support for material to be heated {12}
391  DF  .~.~ Oven type {12}
401.~.~.~ With steam generating means

DEFINITION

Classification: 219/401

(under subclass 391) Subject matter including steam of vapor pressure generating means whereby the heating of an enclosed

oven space is caused to take place at an elevated pressure above that of the external atmosphere.

SEE OR SEARCH THIS CLASS, SUBCLASS:

271+, for fluid heaters with vaporizer means.

362, for fluid heaters of the convection type with vaporizer means.

440, for a vessel with pressure generating or maintaining means (e.g., pressure cooker, etc.).