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MICHIGAN PATENTS Corp

MICHIGAN P
Active Patents
0
Total Holdings
4

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2371971A Hose connector Expired / Lapsed 1943-04-26 1945-03-20 0 Details
US2311239A Self-sealing coupling Expired / Lapsed 1941-01-06 1943-02-16 0 Details
US2255593A Tube coupling Expired / Lapsed 1940-01-18 1941-09-09 0 Details
US2219266A Hose and pipe coupling Expired / Lapsed 1939-11-09 1940-10-22 0 Details