METHOD OF DRILLING CONCRETE, ETC.,申请号JP19870058442-传众专利搜索

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发明名称	METHOD OF DRILLING CONCRETE, ETC.
摘要
申请公布号	JPS63226600(A)	申请公布日期	1988.09.21
申请号	JP19870058442	申请日期	1987.03.13
申请人	MITSUI CONSTR CO LTD;NIPPON KAYAKU CO LTD	发明人	TANAKA TOSHIO;UTSUNOMIYA TORU;ITO TATSUO;HASHIZUME KIYOSHI;KURODA TAKUZO
分类号	F42B3/08;F42D3/00	主分类号	F42B3/08
代理机构		代理人
主权项
地址

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