You; Byung-sook
Patent Applications and Registrations
Patent applications and USPTO patent grants for You; Byung-sook.The latest application filed is for "drum type heat exchanger".
- You; Byung-sook - Namyangju-si KR
| Patent | Date |
|---|---|
| Drum type heat exchanger Grant 7,063,128 - You June 20, 2 | 2006-06-20 |
| Drum type heat exchanger App 20040250997 - You, Byung-sook | 2004-12-16 |
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