US Patent: 626,604 
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| Mechanical Device
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	        Patentee:
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 | Francis Kimmel Gaff (exact or similar names) - Hamilton, OH |  
 
 
 
 
 
| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Applied: | 
Oct. 17, 1898 | 
 
| Granted: | 
Jun. 06, 1899 | 
 
 
 
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		  Patent Pictures:
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Francis K. Gaff patent June 6, 1899  |  
 
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                        Stan Schulz 
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        Description: |  
| The patent is for a cam lever and yoke mechanism which clamps a movable jaw to a bar; the drawings show such a mechanism on the movable jaw of a bar clamp. |  
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