US Patent: 354,718
|
| Pipe Wrench
|
|
Patentees:
|
| Thomas D. McCarty (exact or similar names) - Midway, PA |
| Frank C. Sawhill (exact or similar names) - Midway, PA |
| Manufacturer: |
| Not known to have been produced |
|
|
Patent Dates:
|
| Applied: |
Aug. 25, 1886 |
| Granted: |
Dec. 21, 1886 |
|
Patent Pictures:
|
|
Thomas D. McCarty and Frank C. Sawhill patent December 21, 1886 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Stan Schulz
|
|
Description: |
| The movable jaw has an adjustable bit, and a control rod to pull the jaw back.
The patent is an improvement on McCarty and Sawhill's July 27, 1886 patent (no. 346,299). |
|