| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 92/91 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 29,646 | Aug. 14, 1860 | A.J. Allen | Steam Pressure Gage | steam pressure gauges | |
| 1,044,678 | Nov. 19, 1912 | C.J. Manning | Recording Low Pressure Gage | pressure indicators | |
| 2,166,165 | Jul. 18, 1939 | B.A. Linderman | Fluid operated pressure transmission device | vehicle brakes | |