RAILWAY YARD SUPPLY VALVE,申请号CAD343642-传众专利搜索

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发明名称	RAILWAY YARD SUPPLY VALVE
摘要
申请公布号	CA343642(A)	申请公布日期	1934.07.31
申请号	CAD343642	申请日期
申请人	THE VAPOR CAR HEATING COMPANY	发明人	JOHN VAN VULPEN;EDWARD A. RUSSELL
分类号		主分类号
代理机构		代理人
主权项
地址

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