Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4481745 | Ceiling and coupling element for the same | Johan Smits, Cor K. Vuyk | 1984-11-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4481745 | Ceiling and coupling element for the same | Johan Smits, Cor K. Vuyk | 1984-11-13 |