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| Patents for Matthew Pollock | |||||
| Picture | Number | Date | Patentee | Title | |
![]() | 301,272 | Jul. 01, 1884 | P. Pryibil, E.D. Mackintosh | Cutter-head | |
![]() | 306,186 | Oct. 07, 1884 | E.C. Smith | Circular sawing machine | |