Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883103 | Filler neck sealing assembly | Emil Szlaga, Robert S. Harris | 1989-11-28 |
| 4836835 | Vacuum-actuated vapor recovery system | Robert S. Harris, Emil Szlaga | 1989-06-06 |
| 4816045 | Vapor recovery system | Emil Szlaga, Robert S. Harris | 1989-03-28 |
| 4799997 | System for sensing a discontinuity in a paper web and containing web puncturing means across the web width | — | 1989-01-24 |