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| Patents for Charles F. Schmelz | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 329,969 | Nov. 10, 1885 | H.E. Sweet | Tool-Holder | |
 | 330,391 | Nov. 17, 1885 | A.T. Gifford | Milling-machine | |
 | 343,846 | Jun. 15, 1886 | C.H. Phillips | Milling Machine | |
| 439,665 | Nov. 04, 1890 | W.F. Bancroft, P.J. Kent | Wire-nail machine | ||
 | 928,492 | Jul. 20, 1909 | F. Brink | Surface-indicator | |
 | 1,100,984 | Jun. 23, 1914 | W. Murchey | Screw-cutting tap | |
 | 1,114,629 | Oct. 20, 1914 | W. Murchey | Device for cutting screw-threads | |