Journal box closure,申请号US19460679818-传众专利搜索

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发明名称	Journal box closure
摘要
申请公布号	US2542861(A)	申请公布日期	1951.02.20
申请号	US19460679818	申请日期	1946.06.27
申请人	RAILWAY SERVICE AND SUPPLY CORPORATION	发明人	DWYER WILLIAM L.
分类号	B61F15/26	主分类号	B61F15/26
代理机构		代理人
主权项
地址

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