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Tunnel overbreak control laser lofting device

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  • Release time:2016-03-31

  • Affilication of Author(s):College of civil engineering

  • School Sign:CSU

  • Patent Applicant:施成华等, 彭立敏

  • Type of Patent:Invent

  • State of Patent:Authorized patents

  • Authorization number:ZL 201110249545.2

  • Service Invention or Not:no

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