| Patents for Pearson Crosby |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 8,721X | Mar. 27, 1835 | P. Crosby, N. Crosby | Reciprocating sawmill | sawmills |
| 771 | Jun. 07, 1838 | P. Crosby | Portable sawmill | reciprocating sawmills |
| 2,321 | Nov. 03, 1841 | P. Crosby | Sawmill for resawing boards and other timber | reciprocating sawmills |
| 2,804 | Oct. 07, 1842 | P. Crosby | Portable sawmill | reciprocating sawmills |
| RE130 | Mar. 10, 1849 | P. Crosby | Improvement in saw-mills for resawing boards and other timber | reciprocating saws |
| 8,022 | Apr. 08, 1851 | P. Crosby | Sawing machine | circular sawmills |
| RE458 | Apr. 28, 1857 | P. Crosby | Improved saw-mill for resawing boards and other lumber | sawmills |
| 25,632 | Oct. 04, 1859 | P. Crosby | Manner of hanging reciprocating saws | reciprocating sawmills |
| 26,838 | Jan. 17, 1860 | P. Crosby | Filing saws | saw sets |
| 27,779 | Apr. 10, 1860 | P. Crosby | Saw | reciprocating sawmills |
| 41,908 | Mar. 15, 1864 | P. Crosby | Improvement in sawmills | reciprocating sawmills |
| RE3,454 | May 25, 1869 | P. Crosby | Improvement in hanging reciprocating saws | reciprocating sawmills |
