| US Patent: 2,056,706 
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| Surface finishing machine | 
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| Patentees: |  
 | John Y. Blazek (exact or similar names) - Cleveland, OH |  | Russell G. Anderson (exact or similar names) - Cleveland, OH |  
 
 
 
 
 
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| Patent Dates: |  
| Applied: | Oct. 26, 1933 |  
| Granted: | Oct. 06, 1936 |  USPTO (New site tip)
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                        Jeff Joslin
 Vintage Machinery entry for Lempco Products, Inc.
 
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| Description: |  | This invention simultaneously bores and burnishes an engine cylinder. The burnishing action is to remove high spots and fill in low spots, leaving a better-sealing and longer-wearing surface than can be achieved by boring and grinding. |  |