Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4919189 | Method of forming as-cast holes by using cores, and apparatus for practicing the method | Keiji Sato | 1990-04-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4919189 | Method of forming as-cast holes by using cores, and apparatus for practicing the method | Keiji Sato | 1990-04-24 |