Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4407903 | Electric dc source | Heinrich Gutbier, Karl Strasser, Elmar Limberg | 1983-10-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4407903 | Electric dc source | Heinrich Gutbier, Karl Strasser, Elmar Limberg | 1983-10-04 |