| All Patents in class 279/55 |
Patents 16 -
30
of 33
      |
| Number | Date | Patentee | Title | Type |
| 523,328 | Jul. 24, 1894 | C.M. Conradson | Chuck | metal lathe chucks |
| 814,648 | Mar. 06, 1906 | B.M. Hanson | Chuck for Metalworking Machines | metal lathe chucks |
| 829,154 | Aug. 21, 1906 | G.L. Holt | Brad-Awl | tool holders |
| 945,735 | Jan. 04, 1910 | M. Hartsocg | Bit-chuck and bit | |
| 952,084 | Mar. 15, 1910 | W.T. Sears | Car-wheel lathe | car wheel lathes |
| 993,759 | May 30, 1911 | H.F. Clifford | Tool Holder | metal planer tool holders |
| 1,037,796 | Sep. 03, 1912 | W.L. Procunier | Bit and tap and die chuck | tap and die holders |
| 1,107,483 | Aug. 18, 1914 | M. Bohlig | Tenon-Cutter | hollow bits |
| 1,111,181 | Sep. 22, 1914 | O.N. Rikof | Tool Holder for Metal Turning Lathes | lathe tool holders and tool posts |
| 1,184,758 | May 30, 1916 | J.A. Leland | Chuck | brace chucks |
| 1,818,305 | Aug. 11, 1931 | G.M. Class | Collet Chuck | metal lathe chucks |
| 1,827,387 | Oct. 13, 1931 | G.J. Evelo | Chuck | metal lathe chucks |
| 1,877,705 | Sep. 13, 1932 | H.E. Tautz | Scroll saw | scrollsaws |
| 1,969,827 | Aug. 14, 1934 | H.E. Tautz | Scroll saw chuck | scrollsaws |
| 2,349,959 | May 30, 1944 | E. Guetzkow | Cutting Tool | milling machine cutters |
