| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 92/193 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 78,911 | Jun. 16, 1868 | J.U. Adams | Piston Packing | steam engine packing | |
| 133,054 | Nov. 12, 1872 | G.W. Reisinger | Improvement in piston-packing | piston ring and packing | |
| 434,657 | Aug. 19, 1890 | A. Cunningham | Direct-Acting Steam-Feed Works for Saw-Mills | sawmill feed works | |
| 1,255,081 | Jan. 29, 1918 | G.L. Cowan | Piston | wood grinding machines | |
| 3,150,569 | Sep. 29, 1964 | L.A. Attermeyer | Piston Mechanism | hydraulic apparatus | |