Patent Model - Step-ladder

Maker and role
Melvin Lovell, Patentee
F.F. Adams & Co., (Limited), Assignee
Production date
Feb 03 1880
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Object detail

Media/Materials
Wood, brass
Measurements
12 x 4 x 1 3/4" (30.5 x 10.2 x 4.4cm)
Description
Lovell assigned his rights to F. F. Adams & Co., (Limited) of Erie,
Pennsylvania. His patent “relates to the construction of step-ladders; and it consists in providing new and useful means for opening
and closing the props and for retaining the props open.” (Patent Number 224,020)
Object number
61.47.514
Currently on display?
Yes

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