Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872387 | Wind-actuated musical device | — | 1989-10-10 |
| 4831310 | Automatic headlight control system | Antonius H. Heintzberger | 1989-05-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872387 | Wind-actuated musical device | — | 1989-10-10 |
| 4831310 | Automatic headlight control system | Antonius H. Heintzberger | 1989-05-16 |