| All Patents in class 474/89 |
Patents 1 -
15
of 37
      |
| Number | Date | Patentee | Title | Type |
| 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 | industrial machine pulleys and belt drive mechanisms |
| 307,771 | Nov. 11, 1884 | E. Johnson, J.J. Johnson, N. Johnson | Traction Engine | traction engine propulsion components |
| 410,321 | Sep. 03, 1889 | F.R. Hynes | Belt Tightener | industrial machine pulleys and belt drive mechanisms |
| 441,977 | Dec. 02, 1890 | J.W. Riglander | Device for Mounting Countershafts | industrial machine shaft hangers |
| 512,850 | Jan. 16, 1894 | T.F. Vandergrift | Belt Tightener and Shifter | industrial machine pulleys and belt drive mechanisms |
| 645,554 | Mar. 20, 1900 | F. Diehl | Planer attachment | wood planers |
| 1,019,516 | Mar. 05, 1912 | A.E. Newton | Belt-drive | metalworking power transmission |
| 1,019,639 | Mar. 05, 1912 | F.K. Hendrickson | Belt-tightener for drills | drill presses |
| 1,091,569 | Mar. 31, 1914 | A.J. Gifford | Driving mechanism for machine tools | drilling and boring |
| 1,121,599 | Dec. 22, 1914 | H. Allen | Belt driving mechanism | drill presses |
| 1,173,189 | Feb. 29, 1916 | J.G. Hey | Belt-gearing | metalworking power transmission |
| 1,301,937 | Apr. 29, 1919 | J.N. Heald, A.M. Drake | Belt-tightener | grinding machines |
| 1,322,543 | Nov. 25, 1919 | E.W. Clark | Bench-drill | drill presses |
| 1,550,414 | Aug. 18, 1925 | C.W. Anderson | Engine mounting for saw tables | woodworking power transmission |
