Title:
Space frame support for skew bridge
United States Patent 2953797
US Patent References:
/RE18973.html
- - RE18973

/0089948.html
- - 0089948

/0499631.html
- - 0499631


Inventors:
Dodds, Robert M.
Publication Date:
09/27/1960
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Assignee:
Dodds, Robert M.
Primary Class:
14/73.500
Other Classes:
14/26, 14/15, 14/5, 14/4
International Classes:
E01D19/04