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张建勋
教授
Patents
一种电弧螺柱焊枪及其焊接方法
Release Time:2025-04-30 Hits:
Title:
一种电弧螺柱焊枪及其焊接方法
Disigner of the Invention:
张建勋,黄挺,等
Type of Patent:
Invent
Application Number:
ZL200710017701.6
Service Invention or Not:
No
Application Date:
2007-05-01
Date:
2025-04-30

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