Truss structure for beams
United States Patent 3362117
US Patent References:
/0457418.html
- - 0457418

/1090405.html
- - 1090405

Arch construction
- - 2021480

Scaffolding and other structural elements
- - 2793720


Inventors:
Raden, Harvey Van B.
Publication Date:
01/09/1968
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Primary Class:
Other Classes:
52/640, 52/291
International Classes:
E04C3/07; E04C3/17; E04C3/18; E04C3/292; E04G23/02; E04C3/04; E04C3/12; E04C3/29
Foreign References:
AU248638B