| US Patent: 47,446 
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| Improved ratchet-brace | 
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| Patentee: |  |
 | Leverett Homer Olmsted (exact or similar names) - Newark, NJ |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Granted: | Apr. 25, 1865 |  USPTO (New site tip)
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                        Kirk Eppler
 "Vintage Machinery" entry for L. H. Olmsted
 
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| Description: |  | The inventor's earlier patent ratchet brace (see patent 37,971) was manufactured by Davenport & Betts but we have no information on who, if anyone, manufactured this brace. Witness Lysander Wright was a well-known manufacturer of woodworking machinery and it appears that Olmsted was working out of Wright's shop; see also patent 47,777. |  |