| Patents for Philip Estes |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 4,869 | Dec. 03, 1846 | P. Estes | Machinery for chamfering, crozing, and howeling casks | cooper |
| 28,662 | Jun. 12, 1860 | P. Estes | Quartz-Crusher | ore processing apparatus |
| 66,617 | Jul. 09, 1867 | P. Estes, F.J. Nutz | Governor | steam engine governors |
| 72,828 | Dec. 31, 1867 | P. Estes | Improvement in head-blocks | sawmill headblocks |
| 108,576 | Oct. 25, 1870 | P. Estes | Reciprocating Engine | steam engines |
| RE4,279 | Feb. 28, 1871 | P. Estes | Improvement in Steam Engines | steam engines |
| 114,427 | May 02, 1871 | P. Estes | Improvement in Piston-Packings | piston ring and packing |
