Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5829552 | Method, device and composition for use in the maintenance of track equipment | — | 1998-11-03 |
| 4632848 | Composition and process for forming a temporary protective coating on an article and article so-protected | Serge Gosset, Jean-Claude Lumaret, Michel Huchette | 1986-12-30 |