Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821524 | Method and apparatus for reducing evaporation of storage tanks | Ferenc Gyorgy Kostyal, Gyorgy Mika, Miklos Petruska | 1989-04-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821524 | Method and apparatus for reducing evaporation of storage tanks | Ferenc Gyorgy Kostyal, Gyorgy Mika, Miklos Petruska | 1989-04-18 |