Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4660930 | Transmission projection screen and method of manufacturing same | Gustaaf H.A. Van Der Hoorn, Caspert G. I. van der Staak, Johannes H. A. Schmitz | 1987-04-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4660930 | Transmission projection screen and method of manufacturing same | Gustaaf H.A. Van Der Hoorn, Caspert G. I. van der Staak, Johannes H. A. Schmitz | 1987-04-28 |