US PATENT SUBCLASS 261 / 144
.~.~.~ Internal combustion engine

Current as of: June, 1999
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261 /   HD   GAS AND LIQUID CONTACT APPARATUS

127  DF  WITH EXTERNAL SUPPLY OR REMOVAL OF HEAT {14}
141  DF  .~ Heat producer {2}
143  DF  .~.~ Means burning contact product {1}
144.~.~.~ Internal combustion engine {1}
145  DF  .~.~.~.~> Engine fuel supply means heated by exhaust manifold

DEFINITION

Classification: 261/144

(under subclass 143) Apparatus wherein the combustion device is an internal combustion engine.

SEE OR SEARCH CLASS

123, Internal-Combustion Engines,

434+, for charge forming devices designed and adapted only for use in connection with an internal combustion engine.