Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839241 | Composite zinc-silica electro-galvanized steel sheet excellent in corrosion resistance | Masaki Abe, Takeshi Adaniya, Hiroshi Naemura | 1989-06-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839241 | Composite zinc-silica electro-galvanized steel sheet excellent in corrosion resistance | Masaki Abe, Takeshi Adaniya, Hiroshi Naemura | 1989-06-13 |