Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D349963 | Hex micro test tube holder | Paul B. Chang | 1994-08-23 |
| 4768669 | Flexible sealing top | Herbert L. Bello | 1988-09-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D349963 | Hex micro test tube holder | Paul B. Chang | 1994-08-23 |
| 4768669 | Flexible sealing top | Herbert L. Bello | 1988-09-06 |