Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4405744 | Filler for paper, card or board, a process for its manufacture, and paper, card or board containing the filler | Gerhard Stern | 1983-09-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4405744 | Filler for paper, card or board, a process for its manufacture, and paper, card or board containing the filler | Gerhard Stern | 1983-09-20 |