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| Patents for G. M. Yost Manufacturing Co. | |||||
| Number | Date | Patentee | Title | Type | |
| 791,741 | Jun. 06, 1905 | E.S. Williamson | Bench-vise | bench vises | |
| 899,779 | Sep. 29, 1908 | G.M. Yost | Patternmaker's Vise | vises | |