Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797296 | Piston-cylinder-assembly for a coffee brewing apparatus and a method of its operation | Hermann Meier | 1989-01-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797296 | Piston-cylinder-assembly for a coffee brewing apparatus and a method of its operation | Hermann Meier | 1989-01-10 |