Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4516477 | Closure for openings in pumps | Edwin C. Lewis, II, Helmut Henschenmacher, Karl-Heinz Ecker, Hartmut Giernalczyk | 1985-05-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4516477 | Closure for openings in pumps | Edwin C. Lewis, II, Helmut Henschenmacher, Karl-Heinz Ecker, Hartmut Giernalczyk | 1985-05-14 |