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All Patents in class 100/207 | |||||
Number | Date | Patentee | Title | Type | |
522,220 | Jul. 03, 1894 | W.S. Liddell | Cotton-press | cotton presses | |
2,976,984 | Mar. 28, 1961 | A.D. Moncrieff | Automatic Conveyor for Gear Finishing Machines | workpiece changers and storage mechanisms |