| All Patents in class 91/323 |
Patents 1 -
10
of 11
      |
| Picture | Number | Date | Patentee | Title |
| | 73,415 | Jan. 14, 1868 | H.O. Lothrop | Improvement in steam-engines cut-offs |
 | 75,034 | Mar. 03, 1868 | H.O. Lothrop | Improvement in steam-engines cut-offs |
 | 503,665 | Aug. 22, 1893 | J.B. Kelly | Steam-power crosscut-saw |
| | 803,621 | Nov. 07, 1905 | A.J. Patch | Pneumatic Hammer |
| | 912,991 | Feb. 23, 1909 | J.F. Chuse | Steam Engine |
| | 1,112,489 | Oct. 06, 1914 | R.C. Stevens | Steam Engine |
| | 1,293,713 | Feb. 11, 1919 | H.A. Chuse | Steam Engine |
| | 1,886,212 | Nov. 01, 1932 | H.G. Mueller | Exhaust Valve Mechanism |
| | 1,927,526 | Sep. 19, 1933 | H.G. Mueller | Exhaust Valve Mechanism |
| | 1,938,762 | Dec. 12, 1933 | F.S. Haas | Grinding Machine |
