| All Patents in class 74/483R |
Patents 1 -
10
of 20
      |
| Picture | Number | Date | Patentee | Title |
| | 331,449 | Dec. 01, 1885 | J. Roberts | Variable feed-motion for planing-machines |
| | 447,607 | Mar. 03, 1891 | W. Gleason | Safety Attachment for Lathes |
| | 775,503 | Nov. 22, 1904 | W. Langdon-Davies, A. Soames | Change Speed Gear |
| | 816,128 | Mar. 27, 1906 | W.L. Schellenbach | Variable Speed Driving Mechanism |
 | 983,745 | Feb. 07, 1911 | R. Milne | Locking device for shiftable members |
| | 1,098,697 | Jun. 02, 1914 | R.C. Townsend | Variable Speed Mechanism |
| | 1,172,341 | Feb. 22, 1916 | E.P. Bullard, Jr. | Speed Changing Mechanism |
 | 1,467,554 | Sep. 11, 1923 | R. Moore | Interlocking device |
| | 1,497,569 | Jun. 10, 1924 | D.C. Klausmeyer | Interlocking Control for Change Gears |
| | 1,548,041 | Aug. 04, 1925 | M.K. Akers, H.L. Johnston | Mixing machine |
