SHAFT EXCAVATING CONSTRUCTION METHOD AND EXCAVATOR,申请号JP19940266379-传众专利搜索

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发明名称	SHAFT EXCAVATING CONSTRUCTION METHOD AND EXCAVATOR
摘要
申请公布号	JPH08105284(A)	申请公布日期	1996.04.23
申请号	JP19940266379	申请日期	1994.10.04
申请人	SATO TEKKO KK	发明人	FUJITA MASAJI
分类号	E02F1/00;E02F5/20;E21B1/00;E21B7/00;E21B25/00;(IPC1-7):E21B7/00	主分类号	E02F1/00
代理机构		代理人
主权项
地址

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