Adjustable platform for traffic direction,申请号US19490125135-传众专利搜索

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法人/股东/高管

发明名称	Adjustable platform for traffic direction
摘要
申请公布号	US2649341(A)	申请公布日期	1953.08.18
申请号	US19490125135	申请日期	1949.11.02
申请人	STEPLER CHARLES W	发明人	STEPLER CHARLES W.
分类号	E01F1/00;E01F9/019	主分类号	E01F1/00
代理机构		代理人
主权项
地址

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