Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4645550 | Process for treating glass containers for heat sealing | — | 1987-02-24 |
| 4636411 | Process for treating glass containers with a protective varnish, and protecting varnish used | Michel Hesling | 1987-01-13 |