US PATENT SUBCLASS 116 / 218
.~.~.~ With resilient or fluid pressure biased means

Current as of: June, 1999
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116 /   HD   SIGNALS AND INDICATORS

200  DF  INDICATORS {32}
216  DF  .~ Temperature responsive or compensating means {3}
217  DF  .~.~ Fusible substance {2}
218.~.~.~ With resilient or fluid pressure biased means

DEFINITION

Classification: 116/218

(under subclass 217) With resilient or fluid pressure biased means: Devices including means to apply a force by an element seeking to restore its shape, or a liquid or gas, to an element whose movement is restrained by the fusible substance.