AUTOMATIC TIGHTENING AND LOOSENING METHOD AND DEVICE OF BOLT,申请号JP19900274202-传众专利搜索

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发明名称	AUTOMATIC TIGHTENING AND LOOSENING METHOD AND DEVICE OF BOLT
摘要
申请公布号	JPH04151205(A)	申请公布日期	1992.05.25
申请号	JP19900274202	申请日期	1990.10.13
申请人	KOBE STEEL LTD	发明人	YOSHIDA KATSUHIKO;NARAHASHI YOSHINORI
分类号	B28B17/00;B28B21/80	主分类号	B28B17/00
代理机构		代理人
主权项
地址

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