Title:
THREE-CRANE LIFTING BEAM
United States Patent 3513987
Inventors:
Seyff, Ruediger Maximilian
Publication Date:
05/26/1970
Export Citation:
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Assignee:
GEN ELECTRIC CANADA
Primary Class:
212/282
Other Classes:
212/316, 294/81.3
International Classes:
B66C13/00; (IPC1-7): B66C19/00
View Patent Images:
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US Patent References:
0974206N/A




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