| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for William H. Guild Jr. | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 206,558 | Jul. 30, 1878 | W.H. Guild, Jr. | Valve Action of Duplex Engines and Pumps | steam engine valves | |
| RE9,857 | Sep. 06, 1881 | W.H. Guild, Jr. | Valve Action of Duplex Engines and Pumps | steam engine valves | |