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| All Patents in class 74/89.35 | |||||
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| Number | Date | Patentee | Title | Type | |
| 364,373 | Jun. 07, 1887 | M. Reisch | Jack Screw | jack screws | |
| 2,565,628 | Aug. 28, 1951 | P.F. Ravilious | Differential Screw Adjustment | metalworking machines | |
| 2,940,784 | Jun. 14, 1960 | W.B. Fell | Precision threaded adjustment | machinist levels | |
| 2,970,495 | Feb. 07, 1961 | D.D. Pettigrew | Work Rests for Lathes and the Like | metal lathe accessories and attachments | |