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American Electro Metal Corp

American E
Active Patents
0
Total Holdings
3

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2745932A Electric resistor Expired / Lapsed 1953-06-03 1956-05-15 2 Details
US2422439A Method of manufacturing composite structural materials Expired / Lapsed 1943-01-29 1947-06-17 0 Details
US2225424A Manufacture of alloys, in particular steel alloys Expired / Lapsed 1940-04-10 1940-12-17 0 Details