US Patent: 3,295,186 
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| Cutting tools
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	        Patentee:
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 | Joseph Aimé Lavallee (exact or similar names) - Springfield, MA |  
 
 
 
 
 
 
 
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        Patent Dates:
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| Applied: | 
Sep. 05, 1958 | 
 
| Granted: | 
Jan. 03, 1967 | 
 
 
 
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                        Jeff Joslin 
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        Description: |  
| This lathe or shaper cutter has a cutting edge "bounded by a compound-convexly curved end face of the tool". |  
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