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CENTRAL RADIO LAB

CENTRAL RA
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2005922A Resistance element and method of making same Expired / Lapsed 1929-11-18 1935-06-25 0 Details
US1767715A Electrical resistance Expired / Lapsed 1927-02-19 1930-06-24 0 Details