| US Patent: 264,492 
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| Claw Hammer and Screw Driver | 
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| Patentee: |  |
 | John Adams Thayer (exact or similar names) - Somerville, MA |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Sep. 01, 1881 |  
| Granted: | Sep. 19, 1882 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | John A. Thayer patent September 19, 1882 |  Google Patents
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| Description: |  | The shank is a rule, with the end shaped as a screwdriver. The handle slides on the shank, and grips with a chuck. The end of the handle has a slotted cap to allow it to slide over the shank to expose the screwdriver. The end cap also unscrews to uncover a tack claw on the end of the handle. The specifications contrast this arrangement to Thayer's June 24, 1862 patent (no. 35,715), which uses a set screw to hold the handle to the shank, and has the tack claw formed on the hammer head. |  |