| US Patent: 207,181 
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| Improvement in blind-wiring machines | 
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| Patentee: |  |
 | Carl Hinz (exact or similar names) - San Francisco, CA |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Jun. 11, 1878 |  
| Granted: | Aug. 20, 1878 |  USPTO (New site tip)
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                        Jeff Joslin
 Vintage Machinery entry for Rowley & Hermance Co.
 Vintage Machinery entry for Carl Hinz
 
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| Description: |  | The inventor subsequently patented an improved blind wiring machine in patent 239,782, and then manufactured that one for a time before selling it to Rowley & Hermance. We have not been able to confirm that Hinz also manufactured this earlier design, but it seems likely. |  |