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LEE ENGINEERING RES CORP

LEE ENGINE
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2356166A Protective means for electrical contacts Expired / Lapsed 1942-08-17 1944-08-22 0 Details
US1725533A Communication system Expired / Lapsed 1927-01-15 1929-08-20 0 Details