Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872327 | Locking device for a valve | — | 1989-10-10 |
| 4873191 | Genetic transformation of zygotes | Peter Hoppe | 1989-10-10 |
| 4843846 | Locking device for a valve | — | 1989-07-04 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872327 | Locking device for a valve | — | 1989-10-10 |
| 4873191 | Genetic transformation of zygotes | Peter Hoppe | 1989-10-10 |
| 4843846 | Locking device for a valve | — | 1989-07-04 |