US Patent: 995,002 
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| Valve Grinding Tool
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	        Patentee:
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 | Chester A. Herle (exact or similar names) - Rochester, NY |  
 
 
 
 
 
 
 
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        Patent Dates:
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| Applied: | 
Oct. 01, 1909 | 
 
| Granted: | 
Jun. 13, 1911 | 
 
 
 
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		  Patent Pictures:
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Chester A. Herle patent June 13, 1911  |  
 
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                        Stan Schulz 
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        Description: |  
| The crank works a swinging gear sector which provides oscillating rotary movement to the main shank. A chuck on the shank can hold a valve grinder tip, a valve seat dresser or a screwdriver. |  
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