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Lisong LIU
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Fremont, CA, US
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last 30 patents
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Patent Grant
Two-way nails, two-way screws and their mounting tools
Patent number
7,905,698
Issue date
Mar 15, 2011
Lisong Liu
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Patents Applications
last 30 patents
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Patent Application
TWO-WAY NAILS, TWO-WAY SCREWS AND THEIR MOUNTING TOOLS
Publication number
20100061825
Publication date
Mar 11, 2010
Lisong LIU
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS