| US Patent: 883,237 
 | 
| Wrench | 
| 
| Patentee: |  |
 | Joseph Reif, Jr. (exact or similar names) - Hebron, IN |  
 
 
 
 
 
 | 
| Patent Dates: |  
| Applied: | Mar. 29, 1904 |  
| Granted: | Mar. 31, 1908 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | Joseph Reif, Jr. Pat. March 31, 1908 |  Google Patents
 Report data errors or omissions to steward 
                        Stan Schulz
 
 | 
| 
| Description: |  | The movable jaw's adjustment is held by a spring-tensioned secondary toothed lever within the "hollow" handle.  Reif produced a wrench based on this patent in conjunction with a second he received in September 1908 (Pat. No. 899805). |  |