Fireproof building column assemblies
United States Patent 3355852

Inventors:
Lally, Edward C.
Publication Date:
12/05/1967
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Assignee:
FIRE TROL CORP
Primary Class:
52/834
Other Classes:
52/423, 52/202, 52/530, 52/287.100, 52/270
International Classes:
E04B1/94
US Patent References:
2126499Metal joint for sheets or pipe
2143288Fabricated metal building
2396257Building construction
3145811Prefabricated fireproof building column
Foreign References:
IT537658B