Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4778979 | Electrical surface heating element and process for producing same | Sigrid Windisch | 1988-10-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4778979 | Electrical surface heating element and process for producing same | Sigrid Windisch | 1988-10-18 |