US PATENT SUBCLASS 126 / 594
.~.~.~ Pressure responsive

Current as of: June, 1999
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126 /   HD   STOVES AND FURNACES

569  DF  SOLAR HEAT COLLECTOR {18}
572  DF  .~ With control means energized in response to actuator stimulated by condition sensor {3}
593  DF  .~.~ Of collector {2}
594.~.~.~ Pressure responsive

DEFINITION

Classification: 126/594

Pressure responsive:

(under subclass 593) Apparatus wherein the sensed condition is the pressure within the apparatus.