| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 72/431 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 1,298,741 | Apr. 01, 1919 | P.H. Leckinger | Riveting Machine or Hammer | trip and helve hammers | |
| 1,382,293 | Jun. 21, 1921 | W.H. Kennedy | Riveting Machine | riveting machines | |
| 1,428,612 | Sep. 12, 1922 | W.E. Sheehy | Power Hammer | power hammers | |
| 1,460,424 | Jul. 03, 1923 | P.H. Leckinger | Riveting Hammer | rivet making machines | |
| 1,485,486 | Mar. 04, 1924 | J.I. Depew | Power Hammer | drop hammers | |
| 1,927,097 | Sep. 19, 1933 | E.F. Meyering | Helve Hammer | trip and helve hammers | |