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GREAT LAKES CARBON Corp

GREAT LAKE
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2682686A Carbon bodies and method of manufacturing the same Expired / Lapsed 1949-08-17 1954-07-06 2 Details
US2626872A Asphalt building board Expired / Lapsed 1948-06-02 1953-01-27 0 Details