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| Patents for William Oliver Ashe | |||||
| 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 | ||
| 1,602,064 | Oct. 05, 1926 | W.O. Ashe | Water Gauge | ||