All Patents in class 451/242 |
Patents 76 -
90
of 109
|
Number | Date | Patentee | Title | Type |
2,065,099 | Dec. 22, 1936 | W.D. Archea, M. Romaine | Grinding Machine | grinding machines |
2,073,079 | Mar. 09, 1937 | G.V. Johnston, F.J. Theler, W. Peaslee | Lapping Machine | grinding machines |
2,110,086 | Mar. 01, 1938 | H.S. Indge | Abrasive Wheel and Mount Therefor | grinder wheels |
2,143,533 | Jan. 10, 1939 | C.E. Brown, W.D. Archea | Machine Tool | grinding machines |
2,160,777 | May 30, 1939 | H. Ernst, A.H. Dall | Journal Bearing | grinding machines |
2,211,685 | Aug. 13, 1940 | B.A. Kearns, G.W. Binns | Centerless Bar Grinder Machine | grinding machines |
2,224,423 | Dec. 10, 1940 | G.W. Binns | Process and Apparatus for Finishing Preground Articles | grinding machines |
2,280,620 | Apr. 21, 1942 | F.J. Theler, G.W. Binns | Apparatus for Finishing Tubular Articles | grinding machines |
2,308,739 | Jan. 19, 1943 | G.W. Binns | Centerless Grinder | grinding machines |
2,449,488 | Sep. 14, 1948 | E.C. Krueger | Work rest holder for centerless grinders | |
2,518,600 | Aug. 15, 1950 | W.A. Cox | Infeed Attachment for Grinding Machines | centerless grinders |
2,709,877 | Jun. 07, 1955 | G.L. Grove, A.H. Dall | Automatic Infeed Mechanism for Centerless Grinders | metalworking machine mechanisms |
2,730,845 | Jan. 17, 1956 | H. Ernst | Centerless Grinding Machine and Method | centerless grinders |
2,731,774 | Jan. 24, 1956 | W.L. Davis, E.J. Sieber, Jr. | Centerless Grinding Machine with Work Rotating and Feeding Support | centerless grinders |
2,775,235 | Dec. 25, 1956 | W.F. Jessup | Booster for Template Controlled Truing Mechanism | grinder dressers |