Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883927 | Locking arrangement for two switchgears | Walter Apfelbacher, Karl-Hans Bärnklau | 1989-11-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883927 | Locking arrangement for two switchgears | Walter Apfelbacher, Karl-Hans Bärnklau | 1989-11-28 |