Platform attachment for ladders
United States Patent 2606079
US Patent References:
Platform ladder jack
- - 1452182

Portable ladder step
- - 1718885

Miniature building construction
- - 2006462

Ladder attachment
- - 2174891

Adjustable pitman arm
- - 2359669


Inventors:
Mathew, White
Publication Date:
08/05/1952
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Assignee:
Mathew, White
Primary Class:
182/121
Other Classes:
248/238
International Classes:
E06C7/16; E06C7/00