Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4438804 | Water soluble cores and method for manufacturing cast rotor provided with ventilation ducts utilizing the core | Toshiaki Maeda | 1984-03-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4438804 | Water soluble cores and method for manufacturing cast rotor provided with ventilation ducts utilizing the core | Toshiaki Maeda | 1984-03-27 |