Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347885 | Roller blind structure | Enar S. von Knorring | 1982-09-07 |
| D263317 | Pen | — | 1982-03-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347885 | Roller blind structure | Enar S. von Knorring | 1982-09-07 |
| D263317 | Pen | — | 1982-03-09 |