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| Patents Granted on 1954-12-21 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,697,272 | Dec. 21, 1954 | H.B. Clark | Toolholder | insert tool holders | |
| 2,697,372 | Dec. 21, 1954 | D.L. Lane | Slidable Jaw Insert for Crescent Head Wrenchs | wedge adjust wrenches | |
| 2,697,373 | Dec. 21, 1954 | N.D. Cooper, G.W. Luning, G.J. Kasselmann, H.J. Siekmann | Tracer Controlled Facing Lathe | machine tool controls | |
| 2,697,456 | Dec. 21, 1954 | H. Goldschmidt | Tool rest for lathes | wood lathe accessories | |