Patents for Hans Ernst |
Patents 61 -
75
of 92
|
Number | Date | Patentee | Title | Type |
2,160,777 | May 30, 1939 | H. Ernst, A.H. Dall | Journal Bearing | grinding machines |
2,160,778 | May 30, 1939 | H. Ernst, A.H. Dall | Bearing | grinding machines |
2,164,888 | Jul. 04, 1939 | B. Sassen, F.S. Haas, H. Ernst | Variable Delivery Pump | grinding machines |
2,170,494 | Aug. 22, 1939 | A.H. Dall, H. Ernst | Grinding Machine | grinding machines |
2,170,503 | Aug. 22, 1939 | H. Ernst, M.E. Martellotti | Milling Machine | milling machines |
2,216,550 | Oct. 01, 1940 | H. Ernst | Machine Tool Control Mechanism | milling machines |
2,241,637 | May 13, 1941 | A.H. Dall, H. Ernst | Dynamic Balancing Mechanism for Machine Tools | grinding machines |
2,254,002 | Aug. 26, 1941 | H. Ernst, J. Decker | Grinding Machine | grinding machines |
2,271,817 | Feb. 03, 1942 | A.H. Dall, H. Ernst | Micrometer Mechanism | grinding machines |
2,289,110 | Jul. 07, 1942 | R.D. Wortendyke, H. Ernst | Milling Speed Calculator | speed and feed calculators |
2,320,353 | Jun. 01, 1943 | M.E. Martellotti, H. Ernst | Power Transmission Mechanism | metalworking power transmission |
2,327,022 | Aug. 17, 1943 | S. Einstein, H. Ernst, A.H. Dall | Surface Finishing Machinery | grinding machines |
2,331,967 | Oct. 19, 1943 | R.D. Wortendyke, H. Ernst | Calculating Device | |
2,333,304 | Nov. 02, 1943 | C. Herfurth, A.H. Dall, H. Ernst | Surface Finishing Machinery | grinding machines |
CA-421,248 | Jul. 04, 1944 | M.E. Martellotti, H. Ernst | Power Transmission Mechanism | milling machines |