US PATENT SUBCLASS 196 / 119
.~ Jackets

Current as of: June, 1999
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196 /   HD   MINERAL OILS: APPARATUS

104  DF  VAPORIZING {22}
119.~ Jackets

DEFINITION

Classification: 196/119

(under subclass 104) Mineral-oil vaporizers that are provided with jackets around at least part of their periphery. These jackets may be for the purpose of heating, cooling, or heat insulating the vaporizer.