US PATENT SUBCLASS 324 / 414
.~ Electric lamp


Current as of: June, 1999
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324 /   HD   ELECTRICITY: MEASURING AND TESTING

403  DF  ELECTRIC LAMP OR DISCHARGE DEVICE {3}
414.~ Electric lamp


DEFINITION

Classification: 324/414

Electric lamp:

(under subclass 403) Subject matter for testing a device which converts electrical energy into visible light or ultraviolet light.