APPARATUS FOR IMPROVING TRACK BED,申请号JP19850170472-传众专利搜索

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发明名称	APPARATUS FOR IMPROVING TRACK BED
摘要
申请公布号	JPS6229601(A)	申请公布日期	1987.02.07
申请号	JP19850170472	申请日期	1985.07.31
申请人	OSAKA BOSUI KENSETSUSHIYA:KK	发明人	MIYAZAKI YASUO;KAMIIDE AKIRA;SAITO YOSHIAKI
分类号	E01B27/10;E01B37/00	主分类号	E01B27/10
代理机构		代理人
主权项
地址

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