Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4348232 | Abrasion resistant ferro-based sintered alloy | Takeshi Hiraoka, Shigeru Urano, Masajiro Takeshita | 1982-09-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4348232 | Abrasion resistant ferro-based sintered alloy | Takeshi Hiraoka, Shigeru Urano, Masajiro Takeshita | 1982-09-07 |