Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4333456 | Self-aspirating hypodermic syringe and self-aspirating assembly therefor | — | 1982-06-08 |
| 4333458 | Self-aspirating syringe with positively engaged locking collet | Herman Margulies | 1982-06-08 |