DEVICE FOR EXCAVATING DITCH FOR EMBEDDED PIPE,申请号JP19900307284-传众专利搜索

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发明名称	DEVICE FOR EXCAVATING DITCH FOR EMBEDDED PIPE
摘要
申请公布号	JPH04179740(A)	申请公布日期	1992.06.26
申请号	JP19900307284	申请日期	1990.11.15
申请人	TOKYO GAS CO LTD;KOMATSU LTD	发明人	NAKAJIMA MINORU;YAMADA KENJI;ARAGAKI YOSHITAKA;FUKUHARA SATOSHI;SUGIZAKI YUKIO;HAYASHI MITSUTOSHI
分类号	E02F5/00	主分类号	E02F5/00
代理机构		代理人
主权项
地址

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