All Patents of Type: bench or pedestal grinders |
Patents 1 -
15
of 59
|
Number | Date | Patentee | Title | Type |
GB-185,300,621 | Sep. 01, 1853 | W. Muir | Improvements in machinery or apparatus for grinding edge tools and other articles | bench or pedestal grinders |
29,512 | Aug. 07, 1860 | E.W. Nichols | Holder for Polishing-Wheels | bench or pedestal grinders |
43,518 | Jul. 12, 1864 | S.D. McLelland | Improvement in Grinding Edge-Tools | bench or pedestal grinders |
85,819 | Jan. 12, 1869 | J.L. Haven | Improvement in grindstone-journal boxes | bench or pedestal grinders |
93,031 | Jul. 27, 1869 | L. Zimmerman | Improvement in Grinding Edge-Tools | bench or pedestal grinders |
D3,603 | Aug. 03, 1869 | T.H. Worrall | Design for a grinding-machine | bench or pedestal grinders |
101,058 | Mar. 22, 1870 | E.A. Süwerkrop | Improvement in emery-wheel clamp | bench or pedestal grinders |
183,798 | Oct. 31, 1876 | A.F. Champlin | Improvement in Tools for Sharpening Drills | bench or pedestal grinders |
239,389 | Mar. 29, 1881 | D.R. Kenyon | Polishing and grinding machine | bench or pedestal grinders |
261,848 | Aug. 01, 1882 | B.H. Hadley | Emery Grinder | bench or pedestal grinders |
354,690 | Dec. 21, 1886 | H. Cleary | Tool-holder for grindstones | bench or pedestal grinders |
441,139 | Nov. 25, 1890 | G.G. Crowell | Journal-bearing for emery grinding-machines | bench or pedestal grinders |
521,836 | Jun. 26, 1894 | O.S. Walker | Bearing for emery-wheels | bench or pedestal grinders |
541,349 | Jun. 18, 1895 | F.N. Gardner | Grinding and Polishing Machine | bench or pedestal grinders |
791,159 | May 30, 1905 | C.H. Norton | Abrasive-wheel mounting | bench or pedestal grinders |