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West Virginia Pulp and Paper Co

West Virgi
Active Patents
0
Total Holdings
3

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US3222964A Method of sheeting webs Expired / Lapsed 1964-03-06 1965-12-14 2 Details
US2287322A Apparatus for testing color Expired / Lapsed 1939-12-14 1942-06-23 0 Details
US2199228A Method of and apparatus for coating paper Expired / Lapsed 1936-07-16 1940-04-30 0 Details