| Patents for Charles L. Pierce |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 39,420 | Aug. 04, 1863 | C.L. Pierce | Improvement in wood-splitters | firewood machines |
| 42,505 | Apr. 26, 1864 | C.L. Pierce | Improvement in sawing machines | shingle machines |
| 47,449 | Apr. 25, 1865 | C.L. Pierce | Improvement in shingle-sawing machines | shingle machines |
| 53,670 | Apr. 03, 1866 | C.L. Pierce | Improvement in sawing machines | drag saws |
| 54,010 | Apr. 17, 1866 | C.L. Pierce | Improvement in shingle machines | shingle machines |
| 55,702 | Jun. 19, 1866 | C.L. Pierce | Improvement in shingle machines | shingle machines |
