Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798917 | Kit for producing fireproof cable ducts | Christian Mühl | 1989-01-17 |
| 4584214 | Fireproof covering | — | 1986-04-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798917 | Kit for producing fireproof cable ducts | Christian Mühl | 1989-01-17 |
| 4584214 | Fireproof covering | — | 1986-04-22 |