| All Patents in class 409/228 |
Patents 46 -
53
of 53
      |
| Number | Date | Patentee | Title | Type |
| 2,622,486 | Dec. 23, 1952 | H. Fritschi, E.G. Roehm | Spindle Transmission and Positioning Mechanism | metalworking machine mechanisms |
| 2,657,616 | Nov. 03, 1953 | J.N. Flannery, J.B. Armitage | Machine Tool Transmission and Control Mechanism | milling machines |
| 2,800,032 | Jul. 23, 1957 | B.R. Granberg | Drive mechanism | |
| 2,908,178 | Oct. 13, 1959 | J.N. Flannery, J.B. Armitage | Machine Tool Transmission Mechanism | milling machines |
| 2,946,646 | Jul. 26, 1960 | T.E. Curtis, J.L. Bower | Machine Tool Cutting Time Indicator | metalworking machine mechanisms |
| 2,988,965 | Jun. 20, 1961 | F. Zankl, G.G. Baumbach, T.A. Wetzel, J.B. Armitage | Spindle Construction and Dual Transmission Therefor | milling machines |
| 5,025,841 | Jun. 25, 1991 | J.M. Totten | Multi-purpose support table for a router | handheld routers |
| 5,634,250 | Jun. 03, 1997 | V. Mihailovic | Hobbing Accessory for Vertical Milling Machine | milling machine accessories |
