Title:
Climbing device
United States Patent 3348632
US Patent References:
Safety device for high riggers
- - 1576210

/1676272.html
- - 1676272

Safety grip for ladders
- - 1927469

Clamp
- - 2280361

Tower ladder safety device
- - 2538904


Inventors:
Swager, William E.
Publication Date:
10/24/1967
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Assignee:
Swager, William E.
Primary Class:
182/230
Other Classes:
182/8, 182/3, 182/36
International Classes:
A62B35/04; A63B27/04; E06C7/18; A62B35/00; A63B27/00; E06C7/00
US Patent References:
2616609Tower ladder safety device
3100033Jack rod support
Foreign References:
FR1336836A
GB539544A