LANDSLIDE PREVENTION DEVICE FOR SHIELD EXCAVATOR,申请号JP19790113522-传众专利搜索

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发明名称	LANDSLIDE PREVENTION DEVICE FOR SHIELD EXCAVATOR
摘要
申请公布号	JPS5639293(A)	申请公布日期	1981.04.14
申请号	JP19790113522	申请日期	1979.09.06
申请人	YAMAMOTO MINORU;SATO KOGYO	发明人	YAMAMOTO MINORU;MIYATA KOUNOSUKE;KIRITANI YOSHIHARU
分类号	E21D9/06	主分类号	E21D9/06
代理机构		代理人
主权项
地址

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