US PATENT SUBCLASS 29 / 612
.~.~.~ Thermally variable

Current as of: June, 1999
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29 /   HD   METAL WORKING

592  DF  METHOD OF MECHANICAL MANUFACTURE {54}
592.1  DF  .~ Electrical device making {14}
610.1  DF  .~.~ Resistor making {6}
612.~.~.~ Thermally variable

DEFINITION

Classification: 29/612

Thermally variable:

(under subclass 610.1) Process for making an electrical resistor in which the electrical characteristics are dependent on the ambient temperature.

SEE OR SEARCH CLASS

338, Electrical Resistors,

25+, for an electrical resistor which is value dependent on ambient temperature.