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HASELTINE Corp

HASELTINE
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2253338A Modulated-carrier signal receiver Expired / Lapsed 1939-09-25 1941-08-19 0 Details
US2231829A Television synchronizing system Expired / Lapsed 1938-04-29 1941-02-11 0 Details