| Patents for Joseph Hall Mfg. Co. |
Patents 1 -
6
of 6
      |
| Picture | Number | Date | Patentee | Title |
 | 34,150 | Jan. 14, 1862 | J. Leffel | Improved water-wheel |
 | RE1,791 | Oct. 11, 1864 | J. Leffel | Improvement in water-wheels |
 | RE1,792 | Oct. 11, 1864 | J. Leffel | Improvement in cases for water-wheels |
| | XC-2,396 | Jun. 28, 1867 | S.H. Cain | Motion for vertical saw, or method of giving an upright saw (single or gangs,) the oscillating, reciprocating or whip saw or rocking motion |
| | XC-3,302 | Jun. 28, 1869 | S.H. Cain | Improvements in saw mills |
 | CA-13,359 | Sep. 02, 1881 | H. McKenzie | Improvements on spark arresters |
