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| All Patents in class 227/54 | |||||
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| Number | Date | Patentee | Title | Type | |
| 595,431 | Dec. 14, 1897 | W.J. Ball | Riveting Tool | riveting tools | |
| 1,731,359 | Oct. 15, 1929 | E.B. Stimpson | Riveting machine | riveting machines | |