BLADE SHIELD DRILLING MACHINE,申请号JP19840075785-传众专利搜索

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发明名称	BLADE SHIELD DRILLING MACHINE
摘要
申请公布号	JPS60219397(A)	申请公布日期	1985.11.02
申请号	JP19840075785	申请日期	1984.04.17
申请人	TOOMEN KENKI HANBAI KK	发明人	SAWAKI AKIRA
分类号	E21D9/06;E02D17/08;E21D11/10	主分类号	E21D9/06
代理机构		代理人
主权项
地址

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