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Leesona Corp

Leesona Co
Active Patents
0
Total Holdings
3

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US3276909A Fuel cell electrodes Expired / Lapsed 1961-04-06 1966-10-04 2 Details
US2369488A Method of making hollow articles Expired / Lapsed 1940-08-14 1945-02-13 0 Details
US1652601A Cop holder or support Expired / Lapsed 1927-05-25 1927-12-13 0 Details