Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5327943 | Multi-purpose nozzle with liquid pickup | Harry B. Hartman | 1994-07-12 |
| 5325896 | Stage II vapor recovery system | Wolfgang Koch, Michael S. Butkovich, Harry B. Hartman | 1994-07-05 |
| 5289856 | Multi-purpose nozzle with liquid pickup | Harry B. Hartman | 1994-03-01 |