Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4560328 | Rotary piston machine having a plurality of chambers containing reciprocating flap pistons | — | 1985-12-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4560328 | Rotary piston machine having a plurality of chambers containing reciprocating flap pistons | — | 1985-12-24 |