Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4809417 | Method of making a multiplet jewelry product with internally embedded visual indicia | — | 1989-03-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4809417 | Method of making a multiplet jewelry product with internally embedded visual indicia | — | 1989-03-07 |