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Class 338/88 - Powdered element


Subclass of Class 338 - Electrical resistors
Definition: Subject matter wherein the resistance element is granular
No. of patents: 1
Last issue date: 11/12/1991


NumberTitleIssue Date
5064995Heating device for generating very high temperature
A heating device including a body comprised of two or more strata of electrically conductive refractory particles, a supporting element of a refractory material between adjacent strata and an arrangement for passing an electrical current through the body....
11/12/1991
 
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