| All Patents in class 474/194 |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 241,555 | May 17, 1881 | P. Medart | Belt-pulley | industrial machine pulleys and belt drive mechanisms |
| 271,416 | Jan. 30, 1883 | W.W. Carey | Wood-rim pulley | industrial machine pulleys and belt drive mechanisms |
| 282,161 | Jul. 31, 1883 | W.W. Carey | Wood-rim pulley | industrial machine pulleys and belt drive mechanisms |
| 318,686 | May 26, 1885 | R.W. Betts | Pulley | industrial machine pulleys and belt drive mechanisms |
| 348,269 | Aug. 31, 1886 | W.H. Dodge | Band-saw pulley | bandsaws |
| 351,064 | Oct. 19, 1886 | C. McNeal | Wooden pulley | industrial machine pulleys and belt drive mechanisms |
| 353,260 | Nov. 23, 1886 | G.M. Hinkley | Wheel for band-saws | band sawmills |
| 368,820 | Aug. 23, 1887 | W.H. Dodge | Wooden pulley | industrial machine pulleys and belt drive mechanisms |
| 403,824 | May 21, 1889 | W.W. Carey | Wood-rim pulley | industrial machine pulleys and belt drive mechanisms |
| 419,791 | Jan. 21, 1890 | E.J. Pennington | Pulley | industrial machine pulleys and belt drive mechanisms |
| 419,792 | Jan. 21, 1890 | E.J. Pennington | Pulley | industrial machine pulleys and belt drive mechanisms |
| 423,300 | Mar. 11, 1890 | S.S. Adkins | Split wooden pulley | industrial machine pulleys and belt drive mechanisms |
