Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D379697 | Two-sided sponge | John W. Freudenberg, David C. Story | 1997-06-03 |
| D379698 | Two-sided sponge | John W. Freudenberg, David C. Story | 1997-06-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D379697 | Two-sided sponge | John W. Freudenberg, David C. Story | 1997-06-03 |
| D379698 | Two-sided sponge | John W. Freudenberg, David C. Story | 1997-06-03 |