Title:
Tubular steel tower
United States Patent 1773030


Inventors:
Connely, Bush W.
Haller, Oliver J.
Application Number:
US24694828A
Publication Date:
08/12/1930
Filing Date:
01/16/1928
Assignee:
AMERICAN TUBULAR ELEVATOR COMP
Primary Class:
Other Classes:
52/651.01
International Classes:
E04H12/10
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