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HEWITT RUBBER Corp

HEWITT RUB
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2426384A Manufacture of flexible containers Expired / Lapsed 1941-05-26 1947-08-26 0 Details
US2122335A Method of making multiple passage hose Expired / Lapsed 1936-04-09 1938-06-28 0 Details