| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 303/56 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 1,976,123 | Oct. 09, 1934 | F.S. Haas | Grinding Machinery | grinding machines | |
| 2,959,450 | Nov. 08, 1960 | C.E. Rees, Jr., J.N. Gladden | Power Braking System and Control Unit Therefor | vehicle brakes | |