ROHRVORTRIEBSGERAET.,申请号DE19883877166-传众专利搜索

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发明名称	ROHRVORTRIEBSGERAET.
摘要
申请公布号	DE3877166(D1)	申请公布日期	1993.02.11
申请号	DE19883877166	申请日期	1988.10.07
申请人	KABUSHIKI KAISHA ISEKI KAIHATSU KOKI, TOKIO/TOKYO, JP	发明人	AKESAKA, TOSHIO, MIDORI-KU YOKOHAMA-SHI KANAGAWA-KEN, JP
分类号	E21D9/06;E21B7/20;F16L1/06;(IPC1-7):F16L1/028	主分类号	E21D9/06
代理机构		代理人
主权项
地址

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