Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6712871 | Sintered alloy for valve seat having excellent wear resistance and method for producing the same | — | 2004-03-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6712871 | Sintered alloy for valve seat having excellent wear resistance and method for producing the same | — | 2004-03-30 |