| All Patents in class 76/7 |
Patents 16 -
21
of 21
      |
| Number | Date | Patentee | Title | Type |
| 80,900 | Aug. 11, 1868 | R. Blake | Improvement in machines for punching axe-polls | tool making machines |
| 89,623 | May 04, 1869 | R. Blake, A. Carpenter | Improved machine for swaging axe-polls | metal swaging machines |
| 90,726 | Jun. 01, 1869 | L. Chapman | Improved machine for forming bits for axes | tool making machines |
| 94,232 | Aug. 31, 1869 | H.D. Morris | Improvement in machinery for making axes | tool making machines |
| 98,789 | Jan. 11, 1870 | H.D. Morris | Improvement in manufacturing axes | tool making machines |
| 116,011 | Jun. 20, 1871 | E. Bartholomew | Improvement in ax-bit-blank machines | tool making machines |
