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| Patents for Edward G. Siggers | |||||
| Picture | Number | Date | Patentee | Title | |
![]() | 283,341 | Aug. 14, 1883 | R.S. Greenlee | Hollow-chisel mortising machine | |
| 315,509 | Apr. 14, 1885 | W.D. Johnson | Machine for cutting wooden vessels | ||