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All Patents in class 169/39 | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 11,744 | Oct. 03, 1854 | T. Batchelder | Machine for manufacturing the frames of wood-saws | |
![]() | 571,012 | Nov. 10, 1896 | C. Neracher | Sprinkler |