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| Patents for Charles Selkirk | |||||
| Picture | Number | Date | Patentee | Title | |
![]() | 259,692 | Jun. 20, 1882 | E.K. Jenkins | Cutter-head for molding-machines | |
![]() | 407,285 | Jul. 16, 1889 | C. Ensminger | Combined Square, Level, Protractor, &c. | |