| Patents for Lester F. Nenninger |
Patents 76 -
90
of 91
      |
| Number | Date | Patentee | Title | Type |
| 2,076,859 | Apr. 13, 1937 | L.F. Nenninger | Transmission and Control Mechanism | milling machines |
| 2,101,644 | Dec. 07, 1937 | L.F. Nenninger, C. Herfurth, H. Ernst | Grinding Machine | grinding machines |
| 2,111,271 | Mar. 15, 1938 | L.F. Nenninger | Apparatus for Lapping | lapping machines |
| D115,193 | Jun. 13, 1939 | L.F. Nenninger, L.H. Blood | Machine Tool Unit | milling machines |
| 2,164,884 | Jul. 04, 1939 | E.G. Roehm, L.F. Nenninger | Operating Control Mechanism for Milling Machines | milling machines |
| 2,192,856 | Mar. 05, 1940 | L.F. Nenninger | Spindle Construction | metalworking machine mechanisms |
| 2,209,469 | Jul. 30, 1940 | E.G. Roehm, L.F. Nenninger | Operating Control Mechanism for Milling Machines | milling machines |
| 2,239,567 | Apr. 22, 1941 | L.F. Nenninger | Milling Machine Spindle Construction | milling machines |
| 2,308,708 | Jan. 19, 1943 | F.A. Hassman, L.F. Nenninger | Milling Machine Transmission and Control Mechanism | milling machines |
| 2,349,597 | May 23, 1944 | F.A. Hassman, E.D. Vancil, L.F. Nenninger | Lubricating System for Machine Tools | metalworking machine lubrication |
| 2,393,928 | Jan. 29, 1946 | F.A. Hassman, L.F. Nenninger | Control Mechanism for Milling Machines | milling machines |
| 2,402,290 | Jun. 18, 1946 | L.F. Nenninger, F.A. Hassman | Knee Actuating Mechanism for Milling Machines | milling machines |
| 2,416,539 | Feb. 25, 1947 | F.A. Hassman, L.F. Nenninger | Milling Machine Indicating Dial | metalworking machine mechanisms |
| 2,452,674 | Nov. 02, 1948 | F.A. Hassman, L.F. Nenninger | Knee Actuating Mechanism for Milling Machines | milling machines |
| 2,504,443 | Apr. 18, 1950 | F.A. Hassman, L.F. Nenninger | Milling Machine Transmission and Control | milling machines |
