Title:
Building construction
United States Patent 2241169

Inventors:
Otto, Yokes
Publication Date:
05/06/1941
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Assignee:
Otto, Yokes
Primary Class:
52/223.700
Other Classes:
52/289, 52/274, 52/262, 52/779, 52/761, 52/606, 52/608, 52/293.200
International Classes:
E04B1/12; E04B2/18; E04B2/60; E04B5/10; E04B5/14; E04B1/35; E04B2/02; E04B1/02; E04B2/14; E04B2/58