Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6782917 | Reciprocating cone anti-drainback apparatus | James B. Wolford, Joseph A. Geisler | 2004-08-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6782917 | Reciprocating cone anti-drainback apparatus | James B. Wolford, Joseph A. Geisler | 2004-08-31 |