| All Patents in class 125/11.03 |
Patents 16 -
30
of 58
      |
| Number | Date | Patentee | Title | Type |
| 1,339,452 | May 11, 1920 | E.T. Gorham | Dressing-tool for grinding-wheels | grinder dressers |
| 1,395,391 | Nov. 01, 1921 | E.R. Conners | Device for Truing and Dressing Grinding Wheels | grinder dressers |
| 1,395,393 | Nov. 01, 1921 | E.R. Conners | Mechanism for Truing and Dressing Grinding Wheels | grinder dressers |
| 1,395,394 | Nov. 01, 1921 | E.R. Conners | Mechanism for Truing and Dressing Grinding Wheels | grinder dressers |
| 1,486,844 | Mar. 11, 1924 | H.K. Spencer | Abrasive Wheel Dresser | grinder dressers |
| 1,513,758 | Nov. 04, 1924 | B.M. Hanson | Shaper for Grinding Wheels | |
| 1,560,697 | Nov. 10, 1925 | C. Knowles | Dressing Attachment for Veritcal Surface Grinders | grinder dressers |
| 1,576,820 | Mar. 16, 1926 | F.E. Gardner | Grinding machine | disk sanders |
| 1,649,823 | Nov. 22, 1927 | F.E. Gardner | Grinding machine | disk sanders |
| 1,661,330 | Mar. 06, 1928 | E.B. Gardner, R.D. Gardner, J. Nielsen | Grinding machine | |
| 1,670,111 | May 15, 1928 | E.B. Gardner | Grinding machine | |
| 1,877,505 | Sep. 13, 1932 | B.A. Kearns, F.S. Haas | Grinding Machine | grinding machines |
| 2,002,971 | May 28, 1935 | H.W. Zimmerman | Reamer sharpener | reamers |
| 2,152,729 | Apr. 04, 1939 | C.C. Chartier | Universal Tool Sharpening and Work Holder | sharpening tool holders |
| 2,352,146 | Jun. 20, 1944 | J. Desenberg | Grinding and Polishing Machine | polishing and buffing machinery |
