US Patent: 2,692,518 
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| Machine Tool
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	        Patentees:
		   |  
 | Joseph B. Armitage (exact or similar names) - Wauwatosa, Milwaukee County, WI |  
| John B. Lukey (exact or similar names) - West Allis, Milwaukee County, WI |  
 
 
 
 
 
| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Applied: | 
Aug. 25, 1948 | 
 
| Granted: | 
Oct. 26, 1954 | 
 
 
 
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                        Joel Havens 
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