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| Patents for John J. Thacher | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,507,265 | Sep. 02, 1924 | J.J. Thacher | Automatic lathe | automatic lathes | |
| 1,516,162 | Nov. 18, 1924 | J.J. Thacher | Chuck Operating Means | metal lathe chucks | |
| 1,535,267 | Apr. 28, 1925 | J.J. Thacher | Spindle-stop mechanism | ||
| 1,545,074 | Jul. 07, 1925 | J.J. Thacher | Tailstock | automatic lathes | |