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AMERICAN INSTR CO Inc

AMERICAN I
Active Patents
0
Total Holdings
6

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2943245A Humidity control device Expired / Lapsed 1955-06-20 1960-06-28 0 Details
US2837286A Temperature and humidity control system Expired / Lapsed 1956-09-13 1958-06-03 0 Details
US2717957A Snow, ice, and sleet sensing device Expired / Lapsed 1951-05-03 1955-09-13 0 Details
US2692854A Mechanical dialyzer Expired / Lapsed 1951-01-08 1954-10-26 2 Details
US2643464A Automatic drying control system Expired / Lapsed 1949-03-07 1953-06-30 0 Details
US2635225A Manually settable temperature sensitive bridge circuit Expired / Lapsed 1949-06-23 1953-04-14 0 Details