Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837011 | Cosmetic powder employing spherical silica particles | Ralph Macchio, Ivonne Brown | 1989-06-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837011 | Cosmetic powder employing spherical silica particles | Ralph Macchio, Ivonne Brown | 1989-06-06 |