Car retarded speed control apparatus,申请号US19540463748-传众专利搜索

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发明名称	Car retarded speed control apparatus
摘要
申请公布号	US3172628(A)	申请公布日期	1965.03.09
申请号	US19540463748	申请日期	1954.10.21
申请人	WESTINGHOUSE AIR BRAKE COMPANY	发明人	BONE HERBERT L.;FITZSIMMONS DAVID P.
分类号	B61K7/12	主分类号	B61K7/12
代理机构		代理人
主权项
地址

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