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Luming Zhang
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Liaoning, CN
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last 30 patents
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Patent Grant
Portable digital display hardness tester
Patent number
9,366,610
Issue date
Jun 14, 2016
SHENYANG TIANXING TESTING INSTRUMENTS CO., LTD.
Fenglin Zhang
G01 - MEASURING TESTING
Patents Applications
last 30 patents
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Patent Application
ELECTRIC-HYDRAULIC BRINELL HARDNESS TESTING HEAD AND PORTABLE ELECT...
Publication number
20240159636
Publication date
May 16, 2024
Shenyang Tianxing Testing Instruments Co., Ltd.
Luming ZHANG
G01 - MEASURING TESTING
Information
Patent Application
PORTABLE DIGITAL DISPLAY HARDNESS TESTER
Publication number
20140224003
Publication date
Aug 14, 2014
Fenglin Zhang
G01 - MEASURING TESTING