Title:
Safety stepladder
United States Patent 3288247
US Patent References:
Stepladder
- - 2303079

Ladder
- - 2388892

Stepladder having safety supporting bar
- - 2656088


Inventors:
Barnes, Albert K.
Publication Date:
11/29/1966
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Assignee:
Barnes, Albert K.
Primary Class:
182/106
International Classes:
E06C1/16; E06C1/38; E06C1/00