![]() | |||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Joseph D. Kieffer III | |||||
| Number | Date | Patentee | Title | Type | |
| 3,348,432 | Oct. 24, 1967 | J.D. Kieffer, III | Portable electric drill with chuck key retaining structure | handheld power drills | |