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| All Patents in class 140/40 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 640,772 | Jan. 09, 1900 | A.J. Kauffman | Fence Machine | |
 | 680,399 | Aug. 13, 1901 | W.F. Seargeant | Slat and Wire Fence Machine | |