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| All Patents in class 470/138 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 182,962 | Oct. 03, 1876 | H. Ruddick | Improvement in rivet-heading machines | |
 | 330,901 | Nov. 24, 1885 | H.J. Johnson | Machine for forging bolt-blanks | |
 | 393,618 | Nov. 27, 1888 | L. Coes | Machine For Forming Screw Blanks For Wrenches | |
| 1,012,341 | Dec. 19, 1911 | E.W. Durston | Punch-block for heading-machines | ||