Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5172673 | Injection internal combustion engine with electrical spark ignition | Robertus J. Pelgrim, Arie Van Der Ploeg | 1992-12-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5172673 | Injection internal combustion engine with electrical spark ignition | Robertus J. Pelgrim, Arie Van Der Ploeg | 1992-12-22 |