Areaway construction
United States Patent 1695810
Inventors:
Macill, Urwin J.
Publication Date:
12/18/1928
Export Citation:
Assignee:
Macill, Urwin J.
Primary Class:
Other Classes:
52/302.100, 52/209, 52/169.100
International Classes:
E04F17/06; E04F17/00
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