Chuan; Chang C.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chuan; Chang C..The latest application filed is for "stabilized and foldable safety inflatable boat".
- Chuan; Chang C. - Jwei Fang Town Taipei TW
| Patent | Date |
|---|---|
| Stabilized and foldable safety inflatable boat Grant 4,942,839 - Chuan July 24, 1 | 1990-07-24 |
| Bottle closure system Grant 4,804,099 - Chuan February 14, 1 | 1989-02-14 |
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