| All Patents in class 250/210 |
Patents 1 -
5
of 5
      |
| Number | Date | Patentee | Title | Type |
| 2,703,505 | Mar. 08, 1955 | J.A. Senn | Apparatus for Aligning Machine Elements | milling machine accessories |
| 2,714,327 | Aug. 02, 1955 | A.R. Squyer, P.F. Dirksen | Photoelectric cell circuit | electric switches |
| 3,348,057 | Oct. 17, 1967 | R.K. Burroughs | Method and Apparatus for Checking the Straightness of Machine Tool Ways and the Like | metalworking machine mechanisms |
| 3,368,637 | Feb. 13, 1968 | R.O. Muniz, J.G. Green | Quadrature Component Detector and Suppressor | electronic circuitry and apparatus |
| 3,831,402 | Aug. 27, 1974 | R.H. Schuman | Knitting Machine Encoder | knitting machines |
