| All Patents in class 82/169 |
Patents 46 -
57
of 57
      |
| Number | Date | Patentee | Title | Type |
| 984,809 | Feb. 21, 1911 | C.L. Goodrich | Chuck | drill press chucks |
| 1,168,794 | Jan. 18, 1916 | J. Enoch | Expanding mandrel | metal lathe accessories and attachments |
| 1,708,228 | Apr. 09, 1929 | J.E. Lovely | Fixture for Holding Ring Gears and the Like | jigs and fixtures |
| 1,772,082 | Aug. 05, 1930 | J.H. Hoern | Device for Assembling and Holding Piston Rings for Machining Operations | metalworking machine mechanisms |
| 1,904,042 | Apr. 18, 1933 | F.A. Everts | Tool Holder | metalworking machine tool holders |
| 1,904,152 | Apr. 18, 1933 | J.E. Lovely | Work Holding Mechanism | metal lathe chucks |
| 2,067,442 | Jan. 12, 1937 | G.F. Frisz | Clutch Aligning Tool | |
| 2,678,218 | May 11, 1954 | C.H. Oslund | Universal Expansion Chuck | metal lathe chucks |
| 2,808,753 | Oct. 08, 1957 | R.W. Brown | Loading Mechanism | workpiece changers and storage mechanisms |
| 2,888,848 | Jun. 02, 1959 | B.R. Better | Cam and Pin Type Mandrel or Chuck | mandrels and arbors |
| 2,890,054 | Jun. 09, 1959 | B.R. Better | Spline Chucks and Arbors | mandrels and arbors |
| 2,963,298 | Dec. 06, 1960 | R.F. Wharton, B.R. Better | Hydraulically Expanding Thin Walled Tools | mandrels and arbors |
