| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 404/133.1 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 429,807 | Jun. 10, 1890 | P.D. Dupont | Power-hammer spring | drop hammers | |
| 2,856,828 | Oct. 21, 1958 | G.H. Brown, E.G. Lewis | Impacting machine | compacting machines | |
| 2,894,435 | Jul. 14, 1959 | G.H. Brown | Impacting machine | compacting machines | |
| 3,386,353 | Jun. 04, 1968 | G.S. Wells | Vibratory Compacting Machines | compacting machines | |