Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6533243 | Self-closing valve | Carlis Louis Shumake, Jr. | 2003-03-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6533243 | Self-closing valve | Carlis Louis Shumake, Jr. | 2003-03-18 |