| All Patents in class 407/61 |
Patents 1 -
10
of 19
      |
| Picture | Number | Date | Patentee | Title |
 | 56,058 | Jul. 03, 1866 | R. Jennings | Improved tool for finishing augers |
 | 66,354 | Jul. 02, 1867 | H.N. Keables | Improvement in gear-cutters |
 | 156,748 | Nov. 10, 1874 | E. Andrews | Improvement in circular saws |
 | 165,152 | Jul. 06, 1875 | C.A. Brown, C.E. Sedore | Improvement in saws |
 | 599,680 | Mar. 01, 1898 | G. Amborn, Jr., J.C. Booth | Rotary cutter |
| | 650,924 | Jun. 05, 1900 | J.W. Boynton | Inserted Tooth Milling Cutter |
| | 842,903 | Feb. 05, 1907 | C. Napier | Rotary Cutter for Making Saws |
 | 861,368 | Jul. 30, 1907 | C.A. Juengst | Insertable teeth for saw-blades |
| | 1,250,869 | Dec. 18, 1917 | W.H. Vockell, R.T. Hazelton | Slotting Cutter |
| | 1,387,343 | Aug. 09, 1921 | S.G. Betz | Tool Holder |
