Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4318112 | Optical recording disc | Marinus R. J. de Bont, Adriaan W. De Poorter | 1982-03-02 |
PK
Petrus J. Kivits
Overall (1982): #38,902 of 81,411Top 50%
1
Patents 1982