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POWER PATENTS CO

POWER PATE
Active Patents
0
Total Holdings
3

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2155674A Brake testing Expired / Lapsed 1936-09-15 1939-04-25 0 Details
US2108778A Electric toaster Expired / Lapsed 1936-09-17 1938-02-15 0 Details
US2102371A Impulse rate meter Expired / Lapsed 1936-06-04 1937-12-14 0 Details