| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 415/142 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 427,552 | May 13, 1890 | N.F. Burnham | Turbine Water-Wheel | turbine water wheels | |
| 2,465,425 | Mar. 29, 1949 | C.D. Bower | Intermediate Bearing Retainer for Deep Well Pumps | oil well pumps | |