Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4707385 | Method for directly enameling steel parts using a single enamel coating | Heinrich Warnke, Friedel Kaup, Bernhard Bersch, Ulrich Tenhaven | 1987-11-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4707385 | Method for directly enameling steel parts using a single enamel coating | Heinrich Warnke, Friedel Kaup, Bernhard Bersch, Ulrich Tenhaven | 1987-11-17 |