GRACE SCIENTIFIC R&D AND CONSULTANT LIMITED

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Shatin, N.T., HK

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Information Patent Application
BICYCLE DRIVEN BY HANDS
- Publication number 20140353939
- Publication date Dec 4, 2014
- GRACE SCIENTIFIC R&D AND CONSULTANT LIMITED
- Yau Cheung Kwok
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

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