Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4349368 | Glassware-making apparatus with reject-catching chute and method of operating the apparatus | Helmut Hullen | 1982-09-14 |
| 4343644 | Apparatus for making hollow glassware and method of operating the apparatus | Helmut Hullen | 1982-08-10 |