| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 137/291 | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
| 9,267X | Nov. 26, 1835 | S.T. Walker | Hydrant | ||
 | 909 | Sep. 08, 1838 | J.M. Jorden | Improvement in Fire-Plugs and Hydrants to Prevent the Water From Freezing in Them | |
 | 37,466 | Jan. 20, 1863 | R. Stileman | Improvement in hydrants | |
 | 93,658 | Aug. 10, 1869 | M. Zwiebel | Hydrant | |