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US Patent: 20,055
Ruler
Patentee:
Thomas Fisher - Camden, NJ

USPTO Classifications:
33/483, 47/65.5

Tool Categories:
rules

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Wm. Wiatt
Wm. S. Bundick

Patent Dates:
Granted: Apr. 27, 1858

Patent Pictures:
USPTO pdf tiff
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Description:
This is a very simple patent covering the inlaying of two rubber strips into a ruler to prevent it from slipping in use.

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