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Kuikui Zhu
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Guangdong, CN
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last 30 patents
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Patent Grant
Tulip contact and electrical contact system for switching device
Patent number
8,641,437
Issue date
Feb 4, 2014
ABB Technology Ltd.
Zhanwei Tu
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
TULIP CONTACT AND ELECTRICAL CONTACT SYSTEM FOR SWITCHING DEVICE
Publication number
20120129374
Publication date
May 24, 2012
ABB Technology Ltd.
Zhanwei Tu
H01 - BASIC ELECTRIC ELEMENTS