Railway car heating system with enclosed piping,申请号US19490099226-传众专利搜索

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发明名称	Railway car heating system with enclosed piping
摘要
申请公布号	US2694529(A)	申请公布日期	1954.11.16
申请号	US19490099226	申请日期	1949.06.15
申请人	VAPOR HEATING CORPORATION	发明人	RUSSELL EDWARD A.;RUTHERFORD FROST B.;VULPEN JOHN VAN
分类号	B61D27/00	主分类号	B61D27/00
代理机构		代理人
主权项
地址

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