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| All Patents in class 16/4 | |||||
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| Number | Date | Patentee | Title | Type | |
| 27,537 | Mar. 20, 1860 | J.E. Emerson | Saw | sawblades | |
| 415,775 | Nov. 26, 1889 | G.H. Fox | Spring-button | ||
| 713,062 | Nov. 11, 1902 | E.M. Cobb | Machine for folding metal strips | sheet metal brakes | |
| 1,252,255 | Jan. 01, 1918 | W.F. Folmer | Snap Fastener | fasteners | |