Nailable steel joist
United States Patent 3381433
US Patent References:
/1221941.html
- - 1221941

Structural member
- - 1918346

Tubular section structural member
- - 2457250

Nailable metal stud
- - 3066772

Nailable metal structural members
- - 3129792


Inventors:
Davis Jr., Augustine
Publication Date:
05/07/1968
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Assignee:
DAVISBILT STEEL JOIST INC
Primary Class:
52/364
Other Classes:
52/694
International Classes:
E04C3/08; E04C3/04
US Patent References:
3164227Nailable metal joist
Foreign References:
GB695591A