| All Patents in class 346/136 |
Patents 1 -
11
of 11
      |
| Number | Date | Patentee | Title | Type |
| 361,689 | Apr. 26, 1887 | C.M. Giddings | Recording Dynamometer | dynamometers |
| 454,391 | Jun. 16, 1891 | E. Verstraete | Speed Recorder and Register | rpm speed gauges and tachometers |
| 678,421 | Jul. 16, 1901 | E. Norden | Steam Engine Indicator | steam engine indicators |
| 687,827 | Dec. 03, 1901 | A.T. Hill | Record Motor for Engine Indicators | steam engine indicators |
| 713,945 | Nov. 18, 1902 | E.C. Oliver, L.P. Beckenridge | Recording Machine | steam engine indicators |
| 1,056,950 | Mar. 25, 1913 | J.W. Sheperdson | Engine Indicator | steam engine indicators |
| 1,072,161 | Sep. 02, 1913 | A.P. Phillips | Pressure Recording Gage | pressure indicators |
| 1,265,156 | May 07, 1918 | C.D. Young | Pressure Recorder | pressure indicators |
| 1,322,564 | Nov. 25, 1919 | F. Hardinge | Watchman's clock | |
| 1,352,150 | Sep. 07, 1920 | E. Schneider | Recorder for Fluid Pressure Presses | hydraulic presses |
| 3,251,039 | May 10, 1966 | P.P. Dubosclard, O.L. Dupy | Recording system for programming a pulse controlled path for a machine tool | machine tool controls |
