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| Patents for W. H. Nichols Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,794,361 | Mar. 03, 1931 | L.F. Nenninger, B.P. Graves, E.J. Kearney, J.B. Armitage | Milling-Machine Spindle and Tool | milling machine tools | |
| 2,083,858 | Jun. 15, 1937 | W.H. Nichols | Hand-Fed Machine Tool | milling machines | |