US Patent: AI170 
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Boring hubs Fitting hub boxes
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	        Patentee:
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 | John Shaerer (exact or similar names) - Reading, PA |  
 
 
 
 
 
| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Granted: | 
Jul. 14, 1857 | 
 
 
 
| Reissue Information: |  
| Reissue of 16,402 (Jan. 13, 1857) |  
 
 
USPTO (New site tip) Google Patents 
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                        Jeff Joslin 
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        Description: |  
| All but the drawing is missing in the USPTO online database. The July 25, 1857 issue of Scientific American carried this extract: "Hub Borer - John Shaerer, of Redding (sic), Pa. Patented January 13, 1857: I claim in addition to my patent of the 13th day of January, 1857, in combination with the boring shank or shaft, the collar A, with its double flang, O O, one above and the other below the frame, C, the holes, C, and the stop E, the whole being arranged to operate in the manner and for the purpose specified." |  
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