Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5893374 | Permanent wave end paper impregnated with a pH indicator and method | — | 1999-04-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5893374 | Permanent wave end paper impregnated with a pH indicator and method | — | 1999-04-13 |