| US Patent: 17,329 
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| Machine for making washboards | 
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| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Granted: | May 19, 1857 |  USPTO (New site tip)
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                        Jeff Joslin
 Vintage Machinery entry for E. & B. Holmes
 E. & B. Holmes Machinery Company Building
 E. & B. Holmes Machinery Co./ Forgotten Buffalo
 E. & B. Holmes Machinery Company / Buffalo Architectural History
 
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| Description: |  | This is the earliest patent we have found to Edward and Britain Holmes, the brothers who found barrel-machine maker E. & B. Holmes. The latest patent we have found to them was 904,480, granted 51 years later, in 1908. |  |