Title:
Collapsible umbrella
United States Patent 1885968

Inventors:
Wedemann, Richard G.
Publication Date:
11/01/1932
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Assignee:
Wedemann, Richard G.
Primary Class:
135/25.410
Other Classes:
135/25.320, D03/11
International Classes:
A45B19/10; A45B25/24; A45B19/00; A45B25/00