US PATENT SUBCLASS 236 / 71
.~ Balanced

Current as of: June, 1999
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236 /   HD   AUTOMATIC TEMPERATURE AND HUMIDITY REGULATION

67  DF  MOTORS {7}
71.~ Balanced {1}
72  DF  .~.~> Thermostatic relay

DEFINITION

Classification: 236/71

(under subclass 67) Devices operated by a balanced motor in which changes in temperature destroy the balance of the

motor, and thus operate the regulating means.