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ELECTRO PRODUCTS LAB Inc

ELECTRO PR
Active Patents
0
Total Holdings
3

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US3015077A Electrical sensing circuit Expired / Lapsed 1958-05-15 1961-12-26 0 Details
US2883538A Electrical sensing apparatus Expired / Lapsed 1955-01-11 1959-04-21 0 Details
US2810902A Fire and intrusion detector system Expired / Lapsed 1956-04-20 1957-10-22 0 Details