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LEAR AVIA Inc

LEAR AVIA
Active Patents
0
Total Holdings
5

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2323337A Radio navigation system Expired / Lapsed 1940-01-11 1943-07-06 0 Details
US2321606A Aircraft navigation instrument Expired / Lapsed 1940-05-15 1943-06-15 0 Details
US2308620A Electronic control circuit Expired / Lapsed 1940-02-28 1943-01-19 0 Details
US2287257A Antenna drag cup Expired / Lapsed 1940-04-05 1942-06-23 0 Details
US2267114A Electromagnetic clutch Expired / Lapsed 1940-07-20 1941-12-23 0 Details