Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5186208 | Two-step reduction valve especially for gas cylinders | — | 1993-02-16 |
| 4469116 | Valve device for the prevention of the overfilling of portable containers, particulary gas cylinders | — | 1984-09-04 |
| 4469117 | Valve device for the prevention of the overfilling of portable containers, particularly gas cylinders | — | 1984-09-04 |