| All Patents in class 29/42 |
Patents 16 -
30
of 43
      |
| Number | Date | Patentee | Title | Type |
| 1,924,738 | Aug. 29, 1933 | R.E. Flanders | Hydraulic Power Transmission and Metering Device Therefor | hydraulic apparatus |
| 1,931,652 | Oct. 24, 1933 | R.E. Flanders | Hydraulically Operated Feed Mechanism for High Speed Machines | hydraulic apparatus |
| 1,936,756 | Nov. 28, 1933 | R.E. Flanders | Hydraulic System and Mechanism Therefor | hydraulic apparatus |
| 1,945,632 | Feb. 06, 1934 | R.E. Flanders | Machine Tool and Hydraulic Feed Mechanism Therefor | hydraulic apparatus |
| 1,986,848 | Jan. 08, 1935 | G.A. Perry | Automatic Control for Hydraulic Feed Mechanism | hydraulic apparatus |
| 2,000,553 | May 07, 1935 | C.R. Alden | Machine tool | horizontal boring mills |
| 2,008,010 | Jul. 16, 1935 | W.H. Foster | Turret Lathe | turret lathes |
| 2,008,011 | Jul. 16, 1935 | W.H. Foster | Lathe | metal lathe accessories and attachments |
| 2,111,355 | Mar. 15, 1938 | E.C. Bullard | Machine Tool Speed Change Mechanism | |
| 2,148,348 | Feb. 21, 1939 | W.F. Groene, H.J. Siekmann | Turret lathe | turret lathes |
| 2,257,364 | Sep. 30, 1941 | H.F. Bakewell | Machine tool | tapping machines |
| 2,268,028 | Dec. 30, 1941 | W.M. Fairbairn | Honing machine | honing machines |
| 2,289,957 | Jul. 14, 1942 | L.E. Godfriaux | Machine Tool Transmission and Control | metalworking power transmission |
| 2,313,438 | Mar. 09, 1943 | W.G. Hoelscher | Fluid Operated Gear Shifting Mechanism | metalworking speed changing mechanisms |
| 2,352,185 | Jun. 27, 1944 | E.P. Bullard, L.E. Alvey, F.H. Mussler | Machine Tool | |
