US Patent: 580,905
|
| Wrench
|
|
Patentee:
|
|
| Charles H. Shank (exact or similar names) - Noblesville, IN |
| Manufacturer: |
| Not known to have been produced |
|
|
Patent Dates:
|
| Applied: |
May 06, 1896 |
| Granted: |
Apr. 20, 1897 |
|
Patent Pictures:
|
|
Charles H. Shank patent April 20, 1897 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Stan Schulz
|
|
Description: |
| Adjustable socket wrench for brace; the jaws open by an internal spring, and adjust to size by a rotating collar with internal cams. |
|