Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861395 | Method of using machine parts made of austenitic cast iron having resistance to stress corrosion cracking in contact with salt water | Matsuho Miyasaka, Katsuhiro ICHIKAWA, Katsumi Sasaki, Naoaki Ogure | 1989-08-29 |