RAILROAD TIE AND SPIKE DRIVING FOR IT,申请号JP19890096122-传众专利搜索

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发明名称	RAILROAD TIE AND SPIKE DRIVING FOR IT
摘要
申请公布号	JPH02274901(A)	申请公布日期	1990.11.09
申请号	JP19890096122	申请日期	1989.04.14
申请人	SEKISUI CHEM CO LTD	发明人	OZAKI MASAYUKI;KONDO TAKANOBU
分类号	E01B3/04;E01B3/44	主分类号	E01B3/04
代理机构		代理人
主权项
地址

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