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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