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| All Patents in class 82/11.4 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,641,969 | Jun. 16, 1953 | E.G. Roehm | Machine Tool Control Mechanism | profiling machines | |
| 2,781,684 | Feb. 19, 1957 | W.V. Sturm, C.E. Greene | Dual Automatic Cycle Machine | automatic lathes | |
| 3,014,390 | Dec. 26, 1961 | H. Schiott, E. Persson, A. Garde | Control Equipment for Copying Machine Tools | tracer controlled lathes | |