US Patent: 2,089,902 
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| Valve Guide Driver
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	        Patentee:
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 | Harry W. Kulp (exact or similar names) - Lancaster, Lancaster County, PA |  
 
 
 
 
| Assignees: |  
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K-D Mfg Co - Lancaster, Lancaster County, PA |  
 
 
| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Applied: | 
Sep. 04, 1936 | 
 
| Granted: | 
Aug. 10, 1937 | 
 
 
 
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		  Patent Pictures:
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Harry W. Kulp patent August 10, 1937  |  
 
USPTO (New site tip) Google Patents 
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                        Stan Schulz 
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        Description: |  
| Tool to "unstick" valve guides in engines where the valve guide and valve needed to be removed as a unit before the valves could be ground, and the guides were split bushings with a retaining clip.
Harry W. Kulp and Martin C. Dellinger were the founders of KD Mfg. Co. of Lancaster, PA. |  
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