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AMERICAN CRAYON CO

AMERICAN C
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US1706728A Pencil-making machine Expired / Lapsed 1926-11-13 1929-03-26 0 Details
US1649892A Method and apparatus for making pencils Expired / Lapsed 1926-11-13 1927-11-22 0 Details