Object Detail


Maker and Role
Morton Toulmin, Patentee
John Sherman, Assignee
Date
May 02 1882
Object Type
Media
Metal, pencil
Dimensions
25 x 16 3/4 x 1 3/4" (63.5 x 42.5 x 4.4cm)
Description
Toulmin assigned one half of his rights to John Sherman, of the same place. The object of Toulmin's patent "is to furnish an instrument for drawing circles and curved figures with great accuracy and at very low price." (Patent Number 257,413)
Collection
Rothschild Patent Model Collection
Object No
2015.14.3411
Currently on Display
No

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