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ZHANG Zhouwei

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Patents

低温系统减压安全阀

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Patent Applicant:汪雅红

Disigner of the Invention:张小卫

Type of Patent:Invent

State of Patent:Authorized patents

Application Number:LZ2011203760357

Authorization number:2011203760357

Service Invention or Not:no

Application Date:2012-07-25

First Author:张周卫

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