Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4984365 | Safety razor | Jill M. Shurtleff | 1991-01-15 |
| 4855018 | Process for etching polytetrafluoroethylene | Lewis Erwin | 1989-08-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4984365 | Safety razor | Jill M. Shurtleff | 1991-01-15 |
| 4855018 | Process for etching polytetrafluoroethylene | Lewis Erwin | 1989-08-08 |