| US Patent: 1,292,235 
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| Patentee: |  |
 | John R. Beckett (exact or similar names) - Somerville, MA |  
 
 
 
 
 
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| Patent Dates: |  
| Applied: | Jan. 13, 1917 |  
| Granted: | Jan. 21, 1919 |  USPTO (New site tip)
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                        Jeff Joslin
 
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| Description: |  | In 1928 the assignee sold the rights to this invention, the "Boston universal angle plate", to the United States Automatic Box Machinery Co., which continued its manufacture for about four years. |  |