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EDNA MAY BERGSTEIN

EDNA MAY B
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2114625A Method of forming containers Expired / Lapsed 1937-05-01 1938-04-19 0 Details
US2114622A Hermetic package sealing Expired / Lapsed 1936-08-10 1938-04-19 0 Details