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单刮油边螺旋撑簧油环

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  • Affilication of Author(s):机械工程学院

  • Type of Patent:实用新型

  • Application Number:200520080683.2

  • Number of Inventors:2

  • Service Invention or Not:no

  • Application Date:2005-03-11

  • Publication Date:2006-03-03

  • Authorization Date:2005-03-11

  • Publication Date:2006-03-03

  • Application Date:2005-03-11

  • Authorization Date:2005-03-11
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