CRANE OPERATING RADIUS INDICATOR
United States Patent 3549876
Inventors:
Hamilton, Martin W.
Publication Date:
12/22/1970
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Export Citation:
Assignee:
EATON YALE & TOWNE
Primary Class:
Other Classes:
708/811, 701/50, 340/685, 340/317
International Classes:
B66C23/90; E02F9/26; G05D3/14; G06G7/22; B66C23/00; G06G7/00; G06G7/22