Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6659126 | Backflow preventor with adjustable outflow direction | Dennis Whitelaw, Richard D. Fields | 2003-12-09 |
| 6546946 | Short-length reduced-pressure backflow preventor | — | 2003-04-15 |