![]() | ![]() | ||
Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login |
Quick search: |
All Patents in class 451/559 | |||||
![]() ![]() ![]() ![]() ![]() ![]() | |||||
Picture | Number | Date | Patentee | Title | |
408,876 | Aug. 13, 1889 | H.J. Distin | Grinding Tool | ||
![]() | 562,678 | Jun. 23, 1896 | C. Bodmer, J.A. Traut | Machine for Graduating Glasses or Tubes | |
686,599 | Nov. 12, 1901 | E.R. Fellows | Machine for Grinding Gear Generating Cutters | ||
2,146,195 | Feb. 07, 1939 | A. Schultz | Lap | ||
2,160,777 | May 30, 1939 | H. Ernst, A.H. Dall | Journal Bearing |