Patents for Joseph C. Drader |
Patents 1 -
15
of 20
|
Number | Date | Patentee | Title | Type |
1,753,778 | Apr. 08, 1930 | J.C. Drader | Rack | gear cutting tools |
1,835,476 | Dec. 08, 1931 | J.C. Drader | Grinding Fixture | grinding fixtures |
1,898,084 | Feb. 21, 1933 | J.C. Drader | Lead Testing Machine | gear measuring machines |
1,989,792 | Feb. 05, 1935 | J.C. Drader | Automatic Machine Tool | tool grinders |
2,006,161 | Jun. 25, 1935 | J.C. Drader | Checking Fixture | gear measuring machines |
2,046,506 | Jul. 07, 1936 | J.C. Drader | Lead Testing Machine for Spiral Gears | gear measuring machines |
2,049,490 | Aug. 04, 1936 | J.C. Drader | Grinding Fixture | grinding fixtures |
2,049,491 | Aug. 04, 1936 | H.Q. Munn, J.C. Drader | Method of Forming Hobs for Bevel Gears | gear cutting tools |
2,049,492 | Aug. 04, 1936 | H.Q. Munn, J.C. Drader | Method of Machining Bevel Gears | gear cutting tools |
2,164,642 | Jul. 04, 1939 | J.C. Drader | Method and Means for Constructing Gear Finishing Tools | gear cutting tools |
2,164,643 | Jul. 04, 1939 | J.C. Drader | Method of Cutting Tapered Spline | gear cutting tools |
2,167,146 | Jul. 25, 1939 | J.D. Rovick, J.C. Drader | Means for Finishing Gears | gear cutting tools |
2,209,562 | Jul. 30, 1940 | J.C. Drader | Worm Element Lapping Machine | gear lapping machines |
2,245,654 | Jun. 17, 1941 | J.D. Rovick, J.C. Drader | Gear Lapping and Finishing Machine | gear lapping machines |
2,281,420 | Apr. 28, 1942 | J.C. Drader | Built Up Abrasive | gear cutting tools |