| All Patents of Type: mortise chisels |
Patents 1 -
15
of 25
      |
| Number | Date | Patentee | Title | Type |
| 7,714X | Aug. 14, 1833 | G. Page | Cutting and clearing chisel | mortise chisels |
| 8,754X | Apr. 08, 1835 | C. Rhinehart | Mortising chisel | mortise chisels |
| 8,957X | Jul. 07, 1835 | G. Page | Improved cutting and clearing chisel | mortise chisels |
| 14,454 | Mar. 18, 1856 | C.H. Amidon, A.C. Hitchcock | Mortising-tool | mortise chisels |
| 17,878 | Jul. 28, 1857 | C.J. Heistand | Mortising Chisel | mortise chisels |
| 27,782 | Apr. 10, 1860 | L. Eames | Mortising-tool | mortise chisels |
| GB-186,802,231 | Jul. 15, 1868 | O. Adams, J. Hatch | A new or improved tool or chisel for mortising machines | mortise chisels |
| 82,058 | Sep. 15, 1868 | J. Hatch, O. Adams | Improvement in mortising-chisel | mortise chisels |
| 93,534 | Aug. 10, 1869 | C. Hinz | Improvement in mortising-chisel | mortise chisels |
| 100,440 | Mar. 01, 1870 | A.T. Perrine | Improvement in auger for boring square holes | drill bits |
| 106,310 | Aug. 16, 1870 | H. Bigelow | Improvement in Chisel for Cutting Gains | chisels |
| 158,835 | Jan. 19, 1875 | G. Erlin | Lock-Mortise Chisel | mortise chisels |
| 182,610 | Sep. 26, 1876 | E.H. Smith | Improvement in mortising-chisels | mortise chisels |
| 217,899 | Jul. 29, 1879 | B.F. Ough | Extension Chisel | mortise chisels |
| 278,177 | May 22, 1883 | C.H. Pettit | Mortising-tool | mortise chisels |
