Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5652573 | Apparatus for the acquisition of events, in particular in carrier pigeon racing | Ludwig Maul, Bolko Wietrzynski | 1997-07-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5652573 | Apparatus for the acquisition of events, in particular in carrier pigeon racing | Ludwig Maul, Bolko Wietrzynski | 1997-07-29 |