Patents for Van Norman Machine Tool Co. |
Patents 46 -
60
of 74
|
Number | Date | Patentee | Title | Type |
2,076,508 | Apr. 06, 1937 | F.D. Van Norman | Oscillating grinder | grinders |
2,113,414 | Apr. 05, 1938 | B.F. Stowell | Gauge Mechanism | grinding attachments |
2,125,442 | Aug. 02, 1938 | F.P. Healy | Valve regrinding device | valve and seat maintenance |
2,149,409 | Mar. 07, 1939 | F.D. Van Norman, B.F. Stowell, R.S. Pyne | Oscillating grinder | grinders |
2,189,604 | Feb. 06, 1940 | F.P. Healy | Boring bar guiding mechanism | boring bars |
2,196,827 | Apr. 09, 1940 | F.P. Healy | Tool guide for boring machines | vertical boring mills |
2,202,425 | May 28, 1940 | N.M. Marsilius | Hand milling machine | milling machines |
2,204,855 | Jun. 18, 1940 | F.P. Healy | Boring head | boring heads |
2,207,861 | Jul. 16, 1940 | F.P. Healy | Boring bar guiding mechanism | boring bars |
2,230,716 | Feb. 04, 1941 | F.W. Curtis | Table Drive for Milling Machines | milling machines |
2,233,551 | Mar. 04, 1941 | R.W. Ott | Fluid pump | hydraulic pumps |
2,263,928 | Nov. 25, 1941 | R.W. Ott, N.M. Marsilius | Milling machine | milling machines |
2,281,921 | May 05, 1942 | F.W. Curtis | Tumble Change Gear Mechanism | milling machines |
2,289,874 | Jul. 14, 1942 | F.W. Curtis | Milling Machine | milling machines |
2,301,525 | Nov. 10, 1942 | F.W. Curtis | Milling Machine | milling machines |