| All Patents in class 474 |
Patents 376 -
390
of 580
      |
| Number | Date | Patentee | Title | Type |
| 1,544,455 | Jun. 30, 1925 | H.W. Hunt | Power-transmitting device | industrial machine pulleys and belt drive mechanisms |
| 1,545,638 | Jul. 14, 1925 | H.C. Clay | Automatic Speed Regulation | industrial machine speed and direction changing mechanisms |
| 1,550,414 | Aug. 18, 1925 | C.W. Anderson | Engine mounting for saw tables | woodworking power transmission |
| 1,559,375 | Oct. 27, 1925 | J.S. Reid | Chain Wheel | woodworking power transmission |
| 1,560,193 | Nov. 03, 1925 | W.G. Allen | Drilling machines | drill presses |
| 1,565,927 | Dec. 15, 1925 | S.W. Green | Woodworking tool and operating means therefor | molders |
| 1,575,307 | Mar. 02, 1926 | A.B. Bachmann | Flexible-shaft bench grinder | flexible shafts |
| 1,577,317 | Mar. 16, 1926 | W. Jardh | Belt Tightener with Rapid Belt Tension Release | metalworking machine mechanisms |
| 1,593,751 | Jul. 27, 1926 | A.G. Carter | Bandsaw wheel | bandsaws |
| 1,620,214 | Mar. 08, 1927 | D.C. Klausmeyer | Belt Shifter | industrial machine pulleys and belt drive mechanisms |
| 1,638,720 | Aug. 09, 1927 | A. Anderson | Pulley wheel | bandsaws |
| 1,645,552 | Oct. 18, 1927 | C.E. Tannewitz | Band-saw wheel | bandsaws |
| 1,650,668 | Nov. 29, 1927 | C.J. Travers | Tractor | |
| 1,656,628 | Jan. 17, 1928 | R.J. Gits | Power Transmission Belt | power transmission chains, belts and sprockets |
| 1,662,511 | Mar. 13, 1928 | W. Geist | Power-transmitting mechanism | industrial machine pulleys and belt drive mechanisms |
