| All Patents in class 60/368 |
Patents 1 -
10
of 11
      |
| Picture | Number | Date | Patentee | Title |
| | 2,089,099 | Aug. 03, 1937 | J.C. Campbell, E.G. Roehm | Die Sinking and Engraving Machine |
| | 2,335,305 | Nov. 30, 1943 | F.A. Parsons | Machine Tool Transmission and Control Mechanism |
| | 2,412,549 | Dec. 10, 1946 | T.S. Armandroff, E.W. Yates | Automatic Pattern Controlled Milling Machine |
| | 2,473,572 | Jun. 21, 1949 | E.A. Ruchty, N.D. Cooper | Magnetic Servo Operator |
| | 2,665,681 | Jan. 12, 1954 | F.S. Haas | Truing Mechanism |
| | 2,726,581 | Dec. 13, 1955 | E.G. Roehm | Tracer Controlled Safety Device |
| | 2,805,552 | Sep. 10, 1957 | C.F. Pabst, H.R. Hudson | Pre-Selector Dial Devices |
| | 2,898,891 | Aug. 11, 1959 | R.J. Flanigan, N.V. Gusching | Hydraulic flow control |
| | 2,949,739 | Aug. 23, 1960 | L.J. Meyers, T.E. Dugle | Automatic Tracing Device |
| | 2,951,342 | Sep. 06, 1960 | H.E. Boyer, N.V. Gusching, W.H. Ulman, D.E. Lundeen | Electro-hydraulic servo system |
