Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login |
Quick search: |
All Patents in class 251/362 | |||||
Number | Date | Patentee | Title | Type | |
1,044,623 | Nov. 19, 1912 | C.L. Bailey | Valve | water valves | |
2,056,160 | Oct. 06, 1936 | H.L. Allen | Valve Element and the Method of Forming the Same | internal combustion engine valves |