Liu; Song-He
Patent Applications and Registrations
Patent applications and USPTO patent grants for Liu; Song-He.The latest application filed is for "venetian blind having dual-drive mechanism".
- Liu; Song-He - Taichung TW
| Patent | Date |
|---|---|
| Venetian Blind Having Dual-Drive Mechanism App 20070012407 - Nien; Ming ; et al. | 2007-01-18 |
| Venetian blind having dual-drive mechanism App 20040163774 - Nien, Ming ; et al. | 2004-08-26 |
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