Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4654341 | Method and tablet for sanitizing toilets | G. Douglas Nelson | 1987-03-31 |
| 4557926 | Method and tablet for sanitizing toilets | G. Douglas Nelson | 1985-12-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4654341 | Method and tablet for sanitizing toilets | G. Douglas Nelson | 1987-03-31 |
| 4557926 | Method and tablet for sanitizing toilets | G. Douglas Nelson | 1985-12-10 |