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| Patents for Ernest P. Parsons | |||||
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| Number | Date | Patentee | Title | Type | |
| 471,189 | Mar. 22, 1892 | F.W. Parsons, E.P. Parsons | Tool Head for Iron Planers and Shapers | metal shapers | |
| 555,879 | Mar. 03, 1896 | E.P. Parsons, F.W. Parsons | Clamping or Securing Device | metal lathe accessories and attachments | |