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| All Patents in class 24/90.1 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,248X | Jan. 04, 1815 | L. Meriam | Lathe for polishing buttons, etc. | button making machinery | |
| RE3,421 | May 04, 1869 | W.S. Atwood, D.M. Somers | Button | ||
| 1,407,085 | Feb. 21, 1922 | H.V. Rau | Marking button | ||