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Testing device and testing method for friction characteristics of hydraulic cylinders and guideways of construction machinery

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  • Release time:2019-12-04

  • Type of Patent:Invent

  • State of Patent:Authorized patents

  • Authorization number:ZL201710259511.9

  • Service Invention or Not:no

  • Application Date:2017-04-20

  • Publication Date:2017-08-08

  • Authorization Date:2018-03-27

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