All Patents in class 125/37 |
Patents 1 -
15
of 37
|
Number | Date | Patentee | Title | Type |
25,482 | Sep. 20, 1859 | P.S. Bishop | Making Thimbles | lathe tools |
28,639 | Jun. 05, 1860 | J.F. Schuyler | Apparatus for dressing grindstones | grinder dressers |
42,738 | May 17, 1864 | R. Barkley, L. Semple | Grindstone-dresser | grinder dressers |
168,643 | Oct. 11, 1875 | J.D. Huntington | Improvement in tools for turning emery-wheels | grinder dressers |
172,589 | Jan. 25, 1876 | H.D. Stover | Improvement in machines for cutting precious stones | |
242,046 | May 24, 1881 | C.E. Roberts | Emery Wheel Dresser | grinder dressers |
252,726 | Jan. 24, 1882 | F.H. Trier, J.D. Brunton | Turning or Shaping Stone | stoneworking lathes |
252,727 | Jan. 24, 1882 | F.H. Trier, J.D. Brunton | Turning or Shaping Stone | stoneworking lathes |
282,761 | Aug. 07, 1883 | J.T. Obenchain | Machine for Facing Millstones | miller |
318,952 | Jun. 02, 1885 | L. Bush, Jr. | Tool for Dressing Emery Wheels | grinder dressers |
384,248 | Jun. 12, 1888 | W.R. Fox | Dado cutter | cutters |
410,581 | Sep. 10, 1889 | G.G. Crowell | Tool for Dressing Abrasive Surfaces | grinder dressers |
442,782 | Dec. 16, 1890 | A.A. Reed | Tool for Dressing Emery Wheels | grinder dressers |
498,220 | May 30, 1893 | W.P. Alger | Tool for Dressing Emery Wheels | grinder dressers |
511,083 | Dec. 19, 1893 | G.W. Kamerer | Tool for Dressing Emery Wheels | grinder dressers |