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Hong Kong, CN
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Patents Grants
last 30 patents
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Patent Grant
Variable speed transmission for a power tool
Patent number
7,513,845
Issue date
Apr 7, 2009
Eastway Fair Company Limited
Chi Hong Ho
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Patents Applications
last 30 patents
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Patent Application
Variable speed transmission for a power tool
Publication number
20080032848
Publication date
Feb 7, 2008
Eastway Fair Company Limited
Chi Hong Ho
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS