Swinging ladder seat
United States Patent 2802702
US Patent References:
/0380763.html
- - 0380763

/0553108.html
- - 0553108

/0689390.html
- - 0689390

Springboard-anchoring mechanism
- - 1722402


Inventors:
Rose, Ray C.
Publication Date:
08/13/1957
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Assignee:
Rose, Ray C.
Primary Class:
182/121
Other Classes:
182/130
International Classes:
E06C7/16; E06C7/00