All Patents in class 76/76 |
Patents 1 -
10
of 10
|
Number | Date | Patentee | Title | Type |
1,718 | Aug. 12, 1840 | E. Carver | Machine for filing or smoothing the teeth of saws | saw sharpening machines |
6,769 | Oct. 02, 1849 | I.F. Brown | Machine for filing circular saws | saw sharpening machines |
72,083 | Dec. 10, 1867 | E.B. Rich | Improvement in machine for sharpening saws | saw sharpening machines |
76,147 | Mar. 31, 1868 | A. Bartholf | Improved saw-gumming or toothing machine | tool making machines |
83,805 | Nov. 03, 1868 | R.W. Tyler | Improvement in saw-set | saw sets |
90,010 | May 11, 1869 | T.T. Markland, Jr. | Improvement in saw-sharpening device | saw sharpening machines |
106,431 | Aug. 16, 1870 | W. Tucker | Improvement in saw-filing machine | saw sharpening machines |
928,332 | Jul. 20, 1909 | G.H. Robinson | Saw-sharpening machine | saw sharpening machines |
1,768,996 | Jul. 01, 1930 | c.E. Ransom | Saw grinder | saw sharpening machines |
1,805,831 | May 19, 1931 | V.J. Mathieu | Re-toothing machine | tool making machines |