US PATENT SUBCLASS 165 / 270
.~ Time delay

Current as of: June, 1999
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165 /   HD   HEAT EXCHANGE

200  DF  WITH TIMER, PROGRAMMER, TIME DELAY, OR CONDITION RESPONSIVE CONTROL {14}
270.~ Time delay

DEFINITION

Classification: 165/270

Time delay:

(under subclass 200) Subject matter wherein said instrument accepts an input signal and waits for a time interval before initiating an output signal.

SEE OR SEARCH CLASS

62, Refrigeration,

158, for a refrigeration system having time delay of condition sensing or control operation.