PLASTIC RAIL SUPPORT,申请号JP19770022762-传众专利搜索

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发明名称	PLASTIC RAIL SUPPORT
摘要
申请公布号	JPS53109312(A)	申请公布日期	1978.09.25
申请号	JP19770022762	申请日期	1977.03.04
申请人	JAPAN NATIONAL RAILWAY	发明人	SHIMIZU KEIJI
分类号	E01B3/44	主分类号	E01B3/44
代理机构		代理人
主权项
地址

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