72019222
Nov 14, 1956
Jul 23, 1957
WAXES AND COMPOUNDS IN THE NATURE OF: COMPOUNDS USED FOR ELECTRICAL INSULATING PURPOSES; INSULATING COMPOUNDS USED TO ELECTRICALLY INSULATE TWO OR MORE TERMINALS; POTTING COMPOUNDS SUITABLE FOR CONDUCTING HEAT FROM AN ELECTRIC TRANSFORMER AND OTHER POTTING COMPOUNDS FOR PLACEMENT ABOUT ELECTRICAL WINDINGS; ENCAPSULATING COMPOUNDS USED IN CASTING OPERATIONS TO TOTALLY ENCAPSULATE ASSEMBLED ELECTRONIC OR ELECTRICAL UNITS
Housewares and Glass