Yoshikawa; Tuguo
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yoshikawa; Tuguo.The latest application filed is for "vertical feed type burnishing drill".
- Yoshikawa; Tuguo - Okazaki JP
| Patent | Date |
|---|---|
| Vertical feed type burnishing drill Grant 4,944,640 - Suzuki , et al. July 31, 1 | 1990-07-31 |
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