| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for H. J. Livermore | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 580,685 | Apr. 13, 1897 | O.B. Hall | Pipe Wrench | |
 | 612,756 | Oct. 18, 1898 | J.A. Ostenberg | Gas Engine | |
 | 648,520 | May 01, 1900 | J.A. Ostenberg | Circuit Breaker for Gas Engines | |
 | 713,792 | Nov. 18, 1902 | J.A. Ostenberg | Explosive Engine | |
 | 860,116 | Jul. 16, 1907 | H.A. Balcome | Motor-clutch | |
 | 860,132 | Jul. 16, 1907 | H.J. Heeney | Signal-drop | |