| All Patents in class 279/35 |
Patents 16 -
23
of 23
      |
| Number | Date | Patentee | Title | Type |
| 1,243,860 | Oct. 23, 1917 | C.H. Toombs, C.A. Olson | Socket Wrench | quick adjust wrenches |
| 1,385,910 | Jul. 26, 1921 | G.H. Fox | Graduated Calipers | indicating calipers |
| 1,455,424 | May 15, 1923 | C.P. Brown | Quick-release chuck. | |
| 1,539,057 | May 26, 1925 | A.R. Ridderstrom | Tool Holder | polishing machines |
| 2,657,065 | Oct. 27, 1953 | M. De Haas, W.F. Wilhelm | Automatic Chuck | metal lathe chucks |
| 2,868,550 | Jan. 13, 1959 | M.L. Valentino, J.L. Maryanski | Collet | |
| 2,931,659 | Apr. 05, 1960 | R.E. Novkov | Quick Change Tool Holder | milling machine tools |
| 3,373,641 | Mar. 19, 1968 | O. Hermann | Chuck Construction | metal lathe chucks |
