| US Patent: 1,365,071 
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| Socket Wrench | 
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| Patentee: |  |
 | Walter A. Abegg (exact or similar names) - Los Angeles, CA |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Aug. 18, 1919 |  
| Granted: | Jan. 11, 1921 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | Walter A. Abegg patent January 11, 1921 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | The main features of the patent are the split shank with set screw to wedge the shank in the socket, and sockets with side holes to allow access to the set screw. 
Subsequently improved by patent no. 1,398,054; patent no. 1,422,067 moves closer to a typical spring / ball socket retainer. |  |