US PATENT SUBCLASS 60 / 693
.~.~ Plural heat exchangers


Current as of: June, 1999
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60 /   HD   POWER PLANTS

685  DF  MOTOR HAVING EXHAUST FLUID TREATING OR HANDLING MEANS {6}
690  DF  .~ Motor and indirect heat exchanger {3}
693.~.~ Plural heat exchangers


DEFINITION

Classification: 60/693

(under subclass 690) Apparatus, including plural physically distinct surface type heat exchangers.