REPAIR OF TRACK BALLAST AND DEVICE FOR SAME,申请号JP19880262409-传众专利搜索

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发明名称	REPAIR OF TRACK BALLAST AND DEVICE FOR SAME
摘要
申请公布号	JPH02108701(A)	申请公布日期	1990.04.20
申请号	JP19880262409	申请日期	1988.10.17
申请人	MATSUI TOMI	发明人	MATSUI TOMI
分类号	E02F3/40;E01B27/08	主分类号	E02F3/40
代理机构		代理人
主权项
地址

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