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Kamdax Development Ltd.
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Kwai Chung, HK
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Patents Grants
last 30 patents
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Patent Grant
Ducted fan integrated power plant unit having propeller with centra...
Patent number
6,751,946
Issue date
Jun 22, 2004
Kamdax Development Ltd.
Kit Wah Li
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS