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AMERICAN RAYON Co Inc

AMERICAN R
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2387252A Reeling device Expired / Lapsed 1943-02-27 1945-10-23 0 Details
US2378211A Apparatus for and method of manufacture of cuproammonium ra… Expired / Lapsed 1941-12-06 1945-06-12 0 Details