Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login |
Quick search: |
Patents for Arthur L. Bowker | |||||
Number | Date | Patentee | Title | Type | |
549,700 | Nov. 12, 1895 | C.B. Bosworth, J.H. Millett | Steam-gage | steam pressure gauges | |
603,391 | May 03, 1898 | F.L. Wolfe | Pressure-recorder | steam pressure gauges |