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Midland Steel Products Co

Midland St
Active Patents
0
Total Holdings
7

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2515029A Valve Expired / Lapsed 1945-09-10 1950-07-11 0 Details
US2485252A Door operating fluid motor system Expired / Lapsed 1945-10-24 1949-10-18 0 Details
US2192560A Method of making automobile frames Expired / Lapsed 1933-04-19 1940-03-05 0 Details
US2186841A Rivet feeding mechanism Expired / Lapsed 1939-03-08 1940-01-09 0 Details
US2173515A Vehicle frame and method of making same Expired / Lapsed 1936-06-05 1939-09-19 0 Details
US2153287A Axle housing Expired / Lapsed 1936-02-27 1939-04-04 0 Details
US1945076A Method of making welded axle housings Expired / Lapsed 1930-09-11 1934-01-30 0 Details