Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6576187 | 18 carat grey gold alloy, without nickel and without palladium, for jewellery | Annie Lemarchand | 2003-06-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6576187 | 18 carat grey gold alloy, without nickel and without palladium, for jewellery | Annie Lemarchand | 2003-06-10 |