Title:
Detachable shelf for ladders
United States Patent 2308180

Inventors:
Harry, Larsen
John, Kreer
Publication Date:
01/12/1943
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Assignee:
Harry, Larsen
John, Kreer
Primary Class:
248/238
Other Classes:
248/228.600, 182/129
International Classes:
E06C7/14; E06C7/00