Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6938876 | Ball valve with retractable seals and method of replacement thereof | Przemyslaw Kapczynski | 2005-09-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6938876 | Ball valve with retractable seals and method of replacement thereof | Przemyslaw Kapczynski | 2005-09-06 |