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Beck & Co Dr GmbH

Beck & Co
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US3459829A Polyester imide resins from imide group containing polyvale… Expired / Lapsed 1967-08-02 1969-08-05 0 Details
US3458480A Production of carboxylamide group-containing polyesterimide… Expired / Lapsed 1968-02-16 1969-07-29 0 Details