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OHIO CARBON Co

OHIO CARBO
Active Patents
0
Total Holdings
3

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2361405A Resistor Expired / Lapsed 1942-07-07 1944-10-31 0 Details
US2353199A Resistor for spark plugs Expired / Lapsed 1941-12-12 1944-07-11 0 Details
US2324961A Resistor Expired / Lapsed 1941-12-11 1943-07-20 0 Details