US Patent: 4,413,818 
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| Combination vise
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	        Patentee:
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 | John O. Lenz (exact or similar names) - Coon Rapids, MN |  
 
 
 
 
 
| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Applied: | 
Aug. 24, 1981 | 
 
| Granted: | 
Nov. 08, 1983 | 
 
 
 
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                        Jeff Joslin Vintage Machinery entry for Kurt Mfg. Co. 
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        Description: |  
| This machinist vise has a box frame with sides machined square so that it can be oriented conventionally (jaws up), or on either side. |  
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