Chu Ven-Chung

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Yung Ho City, Taipei Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Alternative mono-direction and dual-direction transmission apparatus
- Patent number 5,794,477
- Issue date Aug 18, 1998
- Chu Ven-Chung
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Detachable swivelling structure
- Patent number 4,895,339
- Issue date Jan 23, 1990
- Chen Yang
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...