Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5843034 | Hypodermic syringe with retractable needle mount | Robert Roy Redfern, deceased, Elaine Redfern, Fleur Denise Van Noorden | 1998-12-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5843034 | Hypodermic syringe with retractable needle mount | Robert Roy Redfern, deceased, Elaine Redfern, Fleur Denise Van Noorden | 1998-12-01 |