| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 73/297 | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
| 1,498,861 | Jun. 24, 1924 | W.O. Ashe | Water Column | ||
| 1,502,650 | Jul. 29, 1924 | W.O. Ashe | Gauge Cock | ||
| 1,689,191 | Oct. 30, 1928 | W.O. Ashe | Water Column | ||
| 1,948,725 | Feb. 27, 1934 | J.D. McClintock | Safey Connection | ||