US Patent: 14,546
|
Wrench
|
Patentee:
|
|
Halsey D. Walcott (exact or similar names) - Pawtucket, MA |
Manufacturer: |
Not known to have been produced |
|
Patent Dates:
|
Applied: |
May 23, 1855 |
Granted: |
Mar. 25, 1856 |
Patent Pictures:
|
|
Halsey D. Walcott Pat. Mar. 25, 1856 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Stan Schulz
|
Description: |
The ratchet action of this wrench is achieved by a small pin in a wedge-shaped chamber in the handle. The pin is held in position by a spring. |
|