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| Patents for W. C. Jirdinston | |||||
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| Number | Date | Patentee | Title | Type | |
| 424,040 | Mar. 25, 1890 | J.H. Vaile | Press for oil-seeds | seed or nut oil apparatus | |
| 432,621 | Jul. 22, 1890 | F. Holz | Milling Machine | indexers and dividers | |
| 439,154 | Oct. 28, 1890 | F. Holz | Cutter Grinder | milling machines | |
| 515,091 | Feb. 20, 1894 | W. Oesterlein | Clutch | industrial machine clutches | |