Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4801012 | Holder for a plurality of syringes | Gerrit Grotenhuis | 1989-01-31 |
| 4798671 | Device for inward suction of liquid | Jan Willem Marinus Mijers | 1989-01-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4801012 | Holder for a plurality of syringes | Gerrit Grotenhuis | 1989-01-31 |
| 4798671 | Device for inward suction of liquid | Jan Willem Marinus Mijers | 1989-01-17 |