Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5630724 | Arrangement for electrically connecting a rotating current contact to a stationary current source | Hans-Dieter Pfeifer | 1997-05-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5630724 | Arrangement for electrically connecting a rotating current contact to a stationary current source | Hans-Dieter Pfeifer | 1997-05-20 |