| All Patents in class 474/89 |
Patents 1 -
10
of 37
      |
| Picture | Number | Date | Patentee | Title |
 | 217,795 | Jul. 22, 1879 | P.B. Hillyer | Combined Forge, Emery Wheel and Drill |
 | 306,560 | Oct. 14, 1884 | F. Van De Water | Belt-tightener |
| | 307,771 | Nov. 11, 1884 | E. Johnson, J.J. Johnson, N. Johnson | Traction Engine |
| | 410,321 | Sep. 03, 1889 | F.R. Hynes | Belt Tightener |
 | 441,977 | Dec. 02, 1890 | J.W. Riglander | Device for Mounting Countershafts |
| | 512,850 | Jan. 16, 1894 | T.F. Vandergrift | Belt Tightener and Shifter |
 | 645,554 | Mar. 20, 1900 | F. Diehl | Planer attachment |
 | 1,019,516 | Mar. 05, 1912 | A.E. Newton | Belt-drive |
 | 1,019,639 | Mar. 05, 1912 | F.K. Hendrickson | Belt-tightener for drills |
 | 1,091,569 | Mar. 31, 1914 | A.J. Gifford | Driving mechanism for machine tools |
