Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4312207 | Rolling mill for forming cross ribbed pipes | Leopold Haczek, Zygmunt Gozdziewicz, Andrzej Szal, Jozef Pieczyk, Andrzej Maczynski | 1982-01-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4312207 | Rolling mill for forming cross ribbed pipes | Leopold Haczek, Zygmunt Gozdziewicz, Andrzej Szal, Jozef Pieczyk, Andrzej Maczynski | 1982-01-26 |