US Patent: 2,900,849 
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| Indexing Mechanism for a Machine Tool
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	        Patentees:
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 | Morris L. Hutchens (exact or similar names) - Brookfield, Waukesha County, WI |  
| Joseph J. Lenert (exact or similar names) - Milwaukee, Milwaukee County, WI |  
| Howard F. Henderson (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: | 
Jul. 20, 1954 | 
 
| Granted: | 
Aug. 25, 1959 | 
 
 
 
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                        Joel Havens "Vintage Machinery" entry for Kearney & Trecker Co. 
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