Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4834165 | Collapsible core and method for producing the collapsible core feasible for high speed high pressure casting | Yoshiaki Egoshi | 1989-05-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4834165 | Collapsible core and method for producing the collapsible core feasible for high speed high pressure casting | Yoshiaki Egoshi | 1989-05-30 |