US Patent: 63,356
|
| Improved Wrench and Tongs
|
|
Patentee:
|
|
| John N. Arvin (exact or similar names) - Valparaiso, IN |
| Manufacturer: |
| Not known to have been produced |
|
|
Patent Dates:
|
| Granted: |
Apr. 02, 1867 |
|
Patent Pictures:
|
|
John N. Arvin Pat. April 2, 1867 |
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward
Stan Schulz
|
|
Description: |
| The positioning of the movable jaw segment and handle and the slot in the extension of the movable jaw enable the jaws to remain parallel while opening and closing. |
|
