US PATENT SUBCLASS 219 / 206
.~.~.~.~ Manifold

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

200  DF  HEATING DEVICES {14}
201  DF  .~ Combined with diverse-type art device {12}
202  DF  .~.~ Vehicle or vehicle component {3}
205  DF  .~.~.~ Motor or engine {3}
206.~.~.~.~ Manifold

DEFINITION

Classification: 219/206

(under subclass 205) Subject matter wherein the other art device comprises the manifold of an internal combustion engine.

SEE OR SEARCH CLASS

123, Internal-Combustion Engines,

142.5, for internal combustion engines with external heating means for heating some part or adjunct thereof.