Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330604 | Fabrication of holograms on plastic substrates | Andrejs Graube, Mark A. Mulvihill | 1982-05-18 |
| 4329409 | Process for fabricating stable holograms | Andrejs Graube | 1982-05-11 |