Chen-Hsien Chang

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Keelung City, TW

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Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR AUTOMATICALLY ADJUSTING A DAMPING LEVEL PROVIDED BY AN A...
- Publication number 20150157473
- Publication date Jun 11, 2015
- TEH LIN PROSTHETIC & ORTHOPAEDIC INC.
- Hung-Jen Lai
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE