US PATENT SUBCLASS 337 / 104
.~.~.~ Plural heating means


Current as of: June, 1999
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337 /   HD   ELECTRICITY: ELECTROTHERMALLY OR THERMALLY ACTUATED SWITCHES

14  DF  ELECTROTHERMALLY ACTUATED SWITCHES {9}
36  DF  .~ With bimetallic elements (i.e., motion takes place in a plane at right angles to its major axis) {10}
102  DF  .~.~ With external or auxiliary heating means {4}
104.~.~.~ Plural heating means


DEFINITION

Classification: 337/104

(under subclass 102) Subject matter wherein the heating means consists of at least two or more separate and distinct heating devices capable of acting individually or coordinately to influence the action of at least one bimetallic element.