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GROTELITE Co Inc

GROTELITE
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2469342A Method and apparatus for molding plastics Expired / Lapsed 1945-08-24 1949-05-03 0 Details
US2287277A Method of forming and injecting thermoplastic materials Expired / Lapsed 1939-07-21 1942-06-23 0 Details