| All Patents in class 451/23 |
Patents 1 -
15
of 24
      |
| Number | Date | Patentee | Title | Type |
| 785,699 | Mar. 21, 1905 | T. Bemis | Adjustable fence for saws | tablesaw accessories |
| 957,936 | May 17, 1910 | C.M. Conradson | Grinding Machine Feeding Mechanism | grinding machines |
| 1,288,998 | Dec. 24, 1918 | E. Rivett | Grinding Machine | grinding machines |
| 1,754,140 | Apr. 08, 1930 | H.H. Asbridge | Grinding or Abrading Machine | grinding machines |
| 1,814,431 | Jul. 14, 1931 | J.E. Caster | Grinding Machinery | grinding machines |
| 1,952,130 | Mar. 27, 1934 | F.S. Haas, R.E. Harrison | Brake Shoe Grinder | grinding machines |
| 1,997,551 | Apr. 09, 1935 | M. Romaine | Grinding Machine | grinding machines |
| 2,005,332 | Jun. 18, 1935 | H.H. Asbridge | Internal grinding machine | |
| 2,010,361 | Aug. 06, 1935 | R.E. Harrison | Grinding Machine | grinding machines |
| 2,065,100 | Dec. 22, 1936 | M. Romaine | Grinding Machinery | grinding machines |
| 2,147,893 | Feb. 21, 1939 | F.S. Haas | Grinding Machine | grinding machines |
| 2,157,946 | May 09, 1939 | R.D. Wortendyke | Infeed Cycle Control Mechanism for Grinding Machines | grinding machines |
| 2,167,948 | Aug. 01, 1939 | K.T. Schledorn, C. Herfurth | Cambering Mechanism for Grinding Machines | grinding machines |
| 2,254,020 | Aug. 26, 1941 | A.J. Graf, C.L. Schulte | Cambering Mechanism for Grinding Machines | grinding machines |
| 2,372,426 | Mar. 27, 1945 | C. Johnson | Duplicator for machine tools | milling machine accessories |
