US Patent: 875,702
|
| Wrench
|
|
Patentee:
|
|
| Alfred G. Ely (exact or similar names) - New York, NY |
|
|
Patent Dates:
|
| Applied: |
Nov. 14, 1904 |
| Granted: |
Jan. 07, 1908 |
|
Patent Pictures:
|
|
Alfred G. Ely patent January 7, 1908 |
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward
Stan Schulz
|
|
Description: |
| The patent is an improvement on Ely's July 19, 1904 patent (no. 765,569), as applied to an adjustable nut wrench. The essential elements are the slotted shank of the movable jaw, and the nut retaining notch in the corresponding rib on the handle.
The patent has options for adjustable "monkey wrench" and box wrench variants. |
|
