BORING DEVICE FOR MAIN PIPE OF AQUEDUCT,申请号JP19890203470-传众专利搜索

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发明名称	BORING DEVICE FOR MAIN PIPE OF AQUEDUCT
摘要
申请公布号	JPH0366508(A)	申请公布日期	1991.03.22
申请号	JP19890203470	申请日期	1989.08.04
申请人	TABUCHI SEISAKUSHO:KK;TOYOTA SEIKI KOGYO:KK	发明人	HASHIOKA YOSHIO;OSHIKA MASAHIRO;TOYODA YASUO
分类号	B23B41/00;B23B41/08;F16L41/04	主分类号	B23B41/00
代理机构		代理人
主权项
地址

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