Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5632240 | Apparatus and method for an aluminum alloy cylinder head having a valve guide bore with spaced wear resistant integral surfaces | — | 1997-05-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5632240 | Apparatus and method for an aluminum alloy cylinder head having a valve guide bore with spaced wear resistant integral surfaces | — | 1997-05-27 |