Method of forming composite metal structures
United States Patent 2265243

Inventors:
Mccullough, William E.
Brown, Dale A.
Publication Date:
12/09/1941
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Assignee:
BOHN ALUMINIUM & BRASS CORP
Primary Class:
164/75
Other Classes:
164/102
International Classes:
B22D19/00; E04H6/10; E04H6/08