Title:
Corrugated structural unit
Document Type and Number:
United States Patent 1996004
Inventors:
Fraser, Alexander W.
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Publication Date:
03/26/1935
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Referenced by:
Export Citation:
Assignee:
NAT STEEL CAR CORP LTD
Primary Class:
Other Classes:
105/410, 428/604, D05/7
International Classes:
B61D17/08; B61D17/04