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Patent:US2540297


Patent:US 2540297
Title:Collapsible office machine frame
Date:06.02.1951
Place:Los Angeles
Country:USA
Person:Nadine Freeman Robert E. Boyden
Company:Clary (P) Multiplier Corp.
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Keywords:
Link to the patent office:
(without guarantee)
 US2540297 (espacenet),  US2540297 (uspto)


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