Title:
Joint-lock
United States Patent 1376150


Inventors:
Miller, Albert F.
Application Number:
US35142120A
Publication Date:
04/26/1921
Filing Date:
01/14/1920
Assignee:
Miller, Albert F.
Primary Class:
Other Classes:
182/113, 256/21, 256/22, 256/65.11, 256/72, 403/387
International Classes:
E04F11/18
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