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| All Patents in class 474/99 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 159,633 | Feb. 09, 1875 | N.H. Borgfeldt | Pulley | ||
 | 237,833 | Feb. 15, 1881 | W.H. Doane | Pulley | |
| 319,140 | Jun. 02, 1885 | F. Siebert | Pulley | ||
 | 348,269 | Aug. 31, 1886 | W.H. Dodge | Band-saw pulley | |
 | 351,064 | Oct. 19, 1886 | C. McNeal | Wooden pulley | |
 | 368,820 | Aug. 23, 1887 | W.H. Dodge | Wooden pulley | |
 | 375,415 | Dec. 27, 1887 | G.T. Eames | Pulley | |
| 407,367 | Jul. 23, 1889 | P. McNaughton | Pulley | ||
 | 407,388 | Jul. 23, 1889 | W.A. Woodward | Pulley | |
 | 411,651 | Sep. 24, 1889 | G.T. Eames | Wooden-rim split pulley | |