US Patent: 147,113
|
| Tools
|
|
Patentee:
|
|
| Nathan K. Ellsworth (exact or similar names) - Washington, DC |
|
|
Patent Dates:
|
| Applied: |
Jan. 26, 1874 |
| Granted: |
Feb. 03, 1874 |
|
Patent Pictures:
[
1 | 2
]
|
|
Nathan K. Ellsworth patent February 3, 1874 |
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward
Stan Schulz
|
|
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. |
|
){kind=link}
){kind=link}