| All Patents in class 409/144 |
Patents 16 -
30
of 33
      |
| Number | Date | Patentee | Title | Type |
| 1,972,633 | Sep. 04, 1934 | W.F. Smith | Milling Machine | milling machines |
| 2,110,295 | Mar. 08, 1938 | B.P. Graves | Machine Tool Structure | milling machines |
| 2,161,505 | Jun. 06, 1939 | A.A. Davis | Radial Draft Milling Apparatus | milling machine accessories |
| 2,175,592 | Oct. 10, 1939 | A.F. Bennett | Attachment for Mounting Machine Tool | milling machines |
| 2,281,353 | Apr. 28, 1942 | K.D. Hubbard | Full Universal All-Speed Milling Attachment | milling machine accessories |
| 2,286,821 | Jun. 16, 1942 | L.D. Libby | Machine for Cutting Dies and the Like | milling machines |
| 2,296,573 | Sep. 22, 1942 | J.H. Richards | Mounting and Drive Means for Milling Machines | metalworking machine mechanisms |
| 2,786,395 | Mar. 26, 1957 | G.H. Schurger, E.L. McFerren | Face Plate Attachment for Machine Tools | horizontal boring mill attachments |
| 2,835,172 | May 20, 1958 | L.D. Libby, R.E. Saving, O.W. Barker | Rotary Head Milling Attachment | milling machine accessories |
| 2,890,298 | Jun. 09, 1959 | E.C. Bullard, C.M. Grinage | Pendant Switch | |
| 2,963,944 | Dec. 13, 1960 | S.C. Straus | Convertible Milling Machine | milling machines |
| 3,018,698 | Jan. 30, 1962 | R.C. Brasington, J.E. Brennan, J.E. Lynch | Machine Tool Auxiliary Spindle Drive | milling machine accessories |
| 3,052,011 | Sep. 04, 1962 | R.K. Sedgwick, J.A. Hansen, W.E. Brainard, H.J. Baechle, C.B. Sipek | Machine Tool with a Mechanical Cutting Tool Changer | milling machines |
| 3,516,149 | Jun. 23, 1970 | G. Mickas | Machining Apparatus with Automatic Tool Changing Means | tool changers and storage mechanisms |
| 4,427,325 | Jan. 24, 1984 | J.T. Currer, A.J. Schabowski, E.J. Kielma | Multiple Spindle Toolhead | metalworking machine mechanisms |
