| US Patent: 893,875 
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| Drill Press Chuck | 
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| Patentee: |  |
 | Frederick Schneider (exact or similar names) - Cincinnati, OH |  
 
| USPTO Classifications: |  | 144/278.1, 269/101, 269/13, 269/154, 269/221, 269/246, 269/268, 269/277, 269/288, 269/309, 269/71, 269/88, 269/9, 269/902, D8/7 |  
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Dec. 14, 1906 |  
| Granted: | Jul. 21, 1908 |  USPTO (New site tip)
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                        Joel Havens
 
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| Description: |  | C. Spengel - patent attorney |  |