Current position: Dong Honggang >> Scientific Research >> Patents

一种直接焊接铝和无镀层钢的方法

Release Time:2019-10-22  Hits:

First Author: 董红刚

Disigner of the Invention: 董闯,杨丽群

Application Number: CN201010108154.4

Authorization Date: 2010-02-02

Authorization Number: CN101804499A

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