E - Fixed Constructions – 04 – C
Patent
E - Fixed Constructions
04
C
20/47, 72/91
E04C 3/04 (2006.01) E04B 5/29 (2006.01) E04C 3/07 (2006.01) E04C 3/09 (2006.01) E04C 3/20 (2006.01)
Patent
CA 1172463
ABSTRACT A steel joist is disclosed consisting of a web, a bottom chord and a double top chord construction consisting of two elongated substantially identical portions each being of S or Z cross-section and being connected to or integral with the web.
419589
Butts Ernest O.
Laurus Felix
Baker Harold C.
Hambro Structural Systems Ltd.
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