| All Patents in class 279/72 |
Patents 1 -
10
of 10
      |
| Number | Date | Patentee | Title | Type |
| 711,852 | Oct. 21, 1902 | B.M. Hanson | Feed Mechanism for Metal Working Machines | screw machines |
| 848,566 | Mar. 26, 1907 | L.A. Nilsson | Boring-chuck | drill chucks |
| 866,245 | Sep. 17, 1907 | V.J. Wahlstrom | Chuck | drill chucks |
| 996,953 | Jul. 04, 1911 | V.J. Wahlstrom | Chuck | |
| 996,954 | Jul. 04, 1911 | V.J. Wahlstrom | Chuck | |
| 996,955 | Jul. 04, 1911 | V.J. Wahlstrom | Chuck | |
| 1,026,187 | May 14, 1912 | V.J. Wahlstrom | Chuck | |
| 1,075,174 | Oct. 07, 1913 | V.J. Wahlstrom | Chuck | drill chucks |
| 1,162,197 | Nov. 30, 1915 | V.J. Wahlstrom | Chuck | |
| 3,116,068 | Dec. 31, 1963 | H.R. Uhtenwoldt, T.A. Turner, S.A. Pfister | Torque Transmitting Connecting Mechanism | metalworking machine mechanisms |
