Patents Granted on 1941-09-30 |
Patents 1 -
8
of 8
|
Number | Date | Patentee | Title | Type |
2,257,195 | Sep. 30, 1941 | J.D. Rovick | Internal Gear Finishing Machine | gear making machines |
2,257,364 | Sep. 30, 1941 | H.F. Bakewell | Machine tool | tapping machines |
2,257,407 | Sep. 30, 1941 | C.C. Wulff | Knife sharpener | sharpening apparatus |
2,257,452 | Sep. 30, 1941 | A.H. Dall, G.W. Binns | Metal Finishing | grinding machines |
2,257,459 | Sep. 30, 1941 | W.W. Gardner | Anti-kickback device | radial arm saws |
2,257,464 | Sep. 30, 1941 | A.J. Graf | Radius Truing Attachment | grinding machines |
2,257,503 | Sep. 30, 1941 | W.C. De Graff, M.E. Lange | Turning Tool | lathe tools |
2,257,605 | Sep. 30, 1941 | A.L. Hartley | Adjustable flame hardening torch | flame hardening machines |