US PATENT SUBCLASS 200 / 61.4
.~ Diameter responsive (e.g., wear)

Current as of: June, 1999
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200 /   HD   ELECTRICITY: CIRCUIT MAKERS AND BREAKERS

52 R  DF  SPECIAL APPLICATION {25}
61.4.~ Diameter responsive (e.g., wear)

DEFINITION

Classification: 200/61.4

(under subclass 52) Devices in which the circuit maker and breaker is actuated by the accomplishment of a predetermined change in the diameter of a workpiece or of an element in an organized device.