| All Patents in class 477/15 |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 602,924 | Apr. 26, 1898 | B.A. Wheeler | Engine Lathe | metal lathes |
| 684,432 | Oct. 15, 1901 | H.R. Isler | Engine Lathe | metal lathes |
| 1,021,875 | Apr. 02, 1912 | C.L. Libby | Gearing | metal lathes |
| 1,527,247 | Feb. 24, 1925 | C. Bouillon | Electric Motor Driven Change Speed Device | |
| 1,563,546 | Dec. 01, 1925 | C. Bouillon | Electric Motor Driven Change Speed Device | industrial machine speed and direction changing mechanisms |
| 2,215,627 | Sep. 24, 1940 | J.M. Walter | Machine tool drive | milling machines |
| 2,499,152 | Feb. 28, 1950 | E.K. Morgan | Control Mechanism for Machine Tools | machine tool controls |
| 2,540,573 | Feb. 06, 1951 | C.E. Greene, R.B. Evans | Power Actuated Gear Shifter | metalworking variable speed mechanisms |
| 2,555,242 | May 29, 1951 | F.A. Hassman, E.D. Vancil, L.F. Nenninger | Milling Machine Transmission and Control Mechanism | milling machines |
| 2,644,370 | Jul. 07, 1953 | J.B. Armitage | Pattern Controlled Milling Machine | milling machines |
| 2,788,675 | Apr. 16, 1957 | E.E. Hosea | Preselect Automatic Change Speed Gear Shift | metalworking speed changing mechanisms |
| 3,176,529 | Apr. 06, 1965 | J.P. Spridco, J.G. Osburn | Machine Tool Transmission and Control Mechanism | milling machines |
