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C H Dexter & Sons Inc

C H Dexter
Active Patents
0
Total Holdings
3

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2477000A Synthetic fiber paper Expired / Lapsed 1946-08-22 1949-07-26 0 Details
US2336367A Paper and process for preparing the same Expired / Lapsed 1942-12-21 1943-12-07 0 Details
US2045095A Process of making porous long fibered nonhydrated paper Expired / Lapsed 1934-07-21 1936-06-23 0 Details