Title:
Flexible structure
United States Patent 1784582


Inventors:
Friedrich, Doppenschmitt
Application Number:
US25075628A
Publication Date:
12/09/1930
Filing Date:
01/31/1928
Assignee:
Friedrich, Doppenschmitt
Primary Class:
Other Classes:
29/896.411, 29/896.42
International Classes:
A44C5/02
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