SCREW CONVEYOR DEVICE FOR SHIELD MACHINE,申请号JP19930344322-传众专利搜索

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发明名称	SCREW CONVEYOR DEVICE FOR SHIELD MACHINE
摘要
申请公布号	JPH07173994(A)	申请公布日期	1995.07.11
申请号	JP19930344322	申请日期	1993.12.17
申请人	OKUMURA CORP	发明人	ASAHI TOSHINORI;TERAGUCHI KATSUHISA
分类号	E21D9/12;(IPC1-7):E21D9/12	主分类号	E21D9/12
代理机构		代理人
主权项
地址

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