Vitrified traffic marker,申请号US19410404186-传众专利搜索

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法人/股东/高管

发明名称	Vitrified traffic marker
摘要
申请公布号	US2313673(A)	申请公布日期	1943.03.09
申请号	US19410404186	申请日期	1941.07.26
申请人	THE METROPOLITAN PAVING BRICK COMPANY	发明人	SEVER DEAN R.;RENKERT DONALD J.
分类号	E01F9/06	主分类号	E01F9/06
代理机构		代理人
主权项
地址

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