| All Patents in class 122/6R |
Patents 1 -
8
of 8
      |
| Picture | Number | Date | Patentee | Title |
| | 4,507X | Aug. 02, 1826 | C. Foss | Application of steam to the blast of furnaces |
| | 9,028X | Aug. 17, 1835 | T.V. Leroy | Economy of heat in generating steam |
 | 9,028 | Jun. 15, 1852 | E. Jenney, D. Rood | Machine for jointing staves |
| | 285,224 | Sep. 18, 1883 | G. Campbell | Forge |
 | 460,060 | Sep. 22, 1891 | C.H. Norris | Tuyere |
| | 542,644 | Jul. 16, 1895 | K. Hitzlberger | Blacksmith's Forge |
| | 710,614 | Oct. 07, 1902 | W. Roach | Blower for Forge |
| | 963,877 | Jul. 12, 1910 | W. Roach, J.H. Dickey | Automatically Operated Forge |
