| US Patent: 556,151 
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| Wrench | 
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| Patentee: |  |
 | Gustaf F. Johnson (exact or similar names) - West Superior, WI |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Aug. 28, 1895 |  
| Granted: | Mar. 10, 1896 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | Gustaf F. Johnson patent March 10, 1896 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | "My invention relates to wrenches, and particularly to that class known as "ratchet wrenches," the objects in view being to provide a wrench having adjusting devices and interchangeable parts whereby it is adapted for various uses and for engaging different kinds and sizes of objects, and, furthermore, to provide simple means for mounting and dismounting the interchangeable parts." -- from the specifications.
Corresponding Canadian patent no. CA-51,960 was issued April 14, 1896. |  |