Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345881 | Close-off valve for suction pipes in hydraulic pumps | Ralf K. E. Petersson, deceased | 1982-08-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345881 | Close-off valve for suction pipes in hydraulic pumps | Ralf K. E. Petersson, deceased | 1982-08-24 |