US PATENT SUBCLASS 334 / 80
.~ With variable spacing between plates


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334 /   HD   TUNERS

78  DF  VARIABLE CAPACITOR TUNED {6}
80.~ With variable spacing between plates


DEFINITION

Classification: 334/80

(under subclass 78) Subject matter in which the variable capacitor is so constructed that the spacing between the plates of the capacitor may be varied to thus change the capacitance of the capacitor as, for example, by placing a series of resiliently biased stacked plates under a variable pressure.