Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5546981 | Check valve | Y. Christian Li, Edward S. Poleshuk | 1996-08-20 |
| 5452750 | Manually activated vapor valve for gasoline dispensers | Paul D. Miller | 1995-09-26 |
| 4986445 | Gasoline dispenser with valve control through an air gap | Harold R. Young, John S. McSpadden, Leon B. Smith | 1991-01-22 |
| 4342130 | Travelling suction cleaning apparatus | Amos S. Clark, Jr., Michael D. Walker | 1982-08-03 |
| 4246987 | Mounting assembly for electrically conductive rail | Donald A. Sloan | 1981-01-27 |