| US Patent: 1,101,381 
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| Wrench | 
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| Patentees: |  
 | Anton E. Anderson (exact or similar names) - Okmulgee, OK |  | Frank L. Bailey (exact or similar names) - Okmulgee, OK |  | William C. Cummings (exact or similar names) - Okmulgee, OK |  
 
 
 
 
 
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| Patent Dates: |  
| Applied: | Apr. 23, 1913 |  
| Granted: | Jun. 23, 1914 |  
 
USPTO (New site tip)| Patent Pictures:
	      
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	        ] |  |  |  | Anton E. Anderson, Frank L. Bailey and William C. Cummings patent June 23, 1914 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | Ratchet-like adjustment for the angle of the handle and the head. The jaw opening adjusts with a knurled adjusting worm engaging rack teeth on the movable jaw. 
Marketed as the ANDERSON; and produced in 6 inch, 8 inch and 10 inch sizes. 
The same design also appears as "MEPHISTO." |  |