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US Patent: 147,113
Tools
Patentee:
Nathan K. Ellsworth (exact or similar names) - Washington, DC

USPTO Classifications:
33/485, 7/147, 7/164, 7/169, 81/20

Tool Categories:
combination tools

Assignees:
None

Manufacturer:
Unknown

Witnesses:
M. Church
C. T. Brown
C. E. Church

Patent Dates:
Applied: Jan. 26, 1874
Granted: Feb. 03, 1874

Patent Pictures: [ 1 | 2 ]
Nathan K. Ellsworth patent February 3, 1874
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Description:
The specifications enumerate these functions: screwdriver, hammer, box opener, tack or nail puller, rule, and wrench to fit various sizes of nuts.

A known example is marked only with the patent date; the ruler on that example is six inches long, with the overall length just over 9 inches.

Thomas Hagerty's July 20, 1875 patent combination tool (no. 165,671) was described as an improvement on this patent. This patent is also noted in 345,630.

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