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| All Patents in class 209/365.2 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 3,550 | Apr. 17, 1844 | R.M. Hoe | Inking-roller | |
 | 39,093 | Jun. 30, 1863 | J. Fergusson, C.S. Burt | Grain separator | |
 | 114,500 | May 02, 1871 | H.L. Whitman | Improvement in grain-separators | |
| 1,241,212 | Sep. 25, 1917 | C.L. Heisler | Powder Blending Apparatus | ||
 | 1,362,725 | Dec. 21, 1920 | G.E. Marsden | Sifter for feed-mills | |
 | 2,161,989 | Jun. 13, 1939 | D.M. Waterous | Screening paper pulp | |