![]() | |||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Walter A. Knight | |||||
| Picture | Number | Date | Patentee | Title | |
![]() | 933,860 | Sep. 14, 1909 | F.J. Stolle | Combination Tool | |
![]() | 1,213,253 | Jan. 23, 1917 | A.C. Pletz | Tapping or thread-cutting device | |