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张建勋
教授
Patents
焊接电弧弧柱气动压力测试装置
Release Time:2025-04-30 Hits:
Title:
焊接电弧弧柱气动压力测试装置
Disigner of the Invention:
殷咸青,胡献峰,张建勋
Type of Patent:
Invent
Application Number:
ZL200910023829.2
Service Invention or Not:
No
Application Date:
2009-09-08
Date:
2025-04-30

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