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| All Patents in class 198/780 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 395,978 | Jan. 08, 1889 | T.B. Hyman | Mechanism for conveying and distributing lumber | |
 | 572,023 | Nov. 24, 1896 | F. McDonough | Loading or unloading apparatus | |
 | 1,632,750 | Jun. 14, 1927 | A.J. Vance | Drier for sheet material | |