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| All Patents in class 470/85 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 168,214 | Sep. 28, 1875 | A.T. Jackson, T. Beddow | Dies for Swaging Right and Left Intersecting Screw Threads | ||
 | 1,118,073 | Nov. 24, 1914 | W.S. Thomson | Process of Making Threaded Tool Members and Blanks for the Same | |