Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7942163 | Flat face, pipe coupling with spring-loaded shutoff sleeves to prevent spillage upon uncoupling | — | 2011-05-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7942163 | Flat face, pipe coupling with spring-loaded shutoff sleeves to prevent spillage upon uncoupling | — | 2011-05-17 |