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冉旭

Patents

一种高速列车空心车轴钢及其制备方法

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Affilication of Author(s):材料科学工程学院

Scope of patent:国内

School Sign:第一单位

Type of Patent:发明专利

State of Patent:专利授权

Application Number:ZL20181 0298474.7

Authorization number:CN108359917B

Number of Inventors:1

Service Invention or Not:no

Application Date:2019-04-04

Authorization Date:2019-09-10