US PATENT SUBCLASS 165 / DIG 118
.~.~.~ Serpentine heat exchange flow path


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



165 /   HD   HEAT EXCHANGE

DIG 92  DD  WITH VALVE OR MOVABLE DEFLECTOR FOR HEAT EXCHANGE FLUID FLOW {6}
DIG 109  DD  .~ With by-pass of heat exchanger or heat exchanger section {2}
DIG 110  DD  .~.~ Bypass within or surrounds heat exchanger {4}
DIG 118.~.~.~ Serpentine heat exchange flow path