| All Patents in class 76/40 |
Patents 31 -
45
of 49
      |
| Number | Date | Patentee | Title | Type |
| 422,045 | Feb. 25, 1890 | F.L. Adams | Combined Horseshoe Sharpener, Drill, and Saw Gummer | making handsaws |
| 435,121 | Aug. 26, 1890 | O. Pierson | Saw-sharpening machine | saw sharpening machines |
| 472,865 | Apr. 12, 1892 | F.J. Drake | Machine for sharpening saws | saw sharpening machines |
| 564,394 | Jul. 21, 1896 | S.C. Rogers | Saw-sharpening machine | saw sharpening machines |
| 574,855 | Jan. 05, 1897 | H.P. Schofield | Saw-sharpening machine | saw sharpening machines |
| 626,451 | Jun. 06, 1899 | M.D. Pratt, C.A. Alden | Saw Grinding Machine | saw sharpening machines |
| 675,780 | Jun. 04, 1901 | W.H. Lucas | Saw-sharpening machine | saw sharpening machines |
| 791,301 | May 30, 1905 | F. Stahl | Saw-gumming machine | saw gummers |
| 1,040,905 | Oct. 08, 1912 | R.B. Dow | Saw forming and sharpening machine | sharpening machines |
| 1,157,890 | Oct. 26, 1915 | J. Miotke | Saw Sharpening Machine | saw sharpening machines |
| 1,179,556 | Apr. 18, 1916 | J.F. Pribnow | Saw swaging, shaping, and grinding machine | saw swages |
| 1,272,616 | Jul. 16, 1918 | J.B. Bujold | Saw Sharpening Device | saw sharpening machines |
| 1,763,065 | Jun. 10, 1930 | J.F. Pribnow | Saw-tooth grinder | saw sharpening machines |
| 1,780,886 | Nov. 04, 1930 | J.F. Pribnow, E.F. Mitchell | Circular-saw-sharpening machine | saw sharpening machines |
| 1,989,561 | Jan. 29, 1935 | J.R. Smith | Gin Saw Filing Machine | sharpening machines |
