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| Patents for Greaves-Klusman Tool Co. | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 1,335,736 | Apr. 06, 1920 | G.E. Jackson | Belt-shifter | |
 | 1,380,139 | May 31, 1921 | W.A. Greaves | Tailstock | |
 | 1,555,200 | Sep. 29, 1925 | G.A. Granlund | Power-transmission mechanism | |