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EARLE C HAAS

EARLE C HA
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2652056A Catamenial device Expired / Lapsed 1952-09-08 1953-09-15 0 Details
US2295062A Cervical diaphragm Expired / Lapsed 1941-12-05 1942-09-08 0 Details