Apparatus for transferring material
United States Patent 2462691
US Patent References:
Motor-driven traveling-crane mechanism
- - 1615115
Lifting device
- - 1693074
Universally movable floor crane
- - 2259558
Hoist grab
- - 2284238
Grapple
- - 2337176
Motor-driven traveling-crane mechanism
- - 1615115
Lifting device
- - 1693074
Universally movable floor crane
- - 2259558
Hoist grab
- - 2284238
Grapple
- - 2337176
Inventors:
Thompson, Ralph N.
Publication Date:
02/22/1949
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Export Citation:
Assignee:
NAT STEEL CORP
Primary Class:
Other Classes:
294/119.100, 294/67.330
International Classes:
B66C1/32; B66C1/22