Brake and sanding control apparatus,申请号US19400335969-传众专利搜索

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发明名称	Brake and sanding control apparatus
摘要
申请公布号	US2229515(A)	申请公布日期	1941.01.21
申请号	US19400335969	申请日期	1940.05.18
申请人	THE WESTINGHOUSE AIR BRAKE COMPANY	发明人	MCCUNE JOSEPH C.
分类号	B61H11/00	主分类号	B61H11/00
代理机构		代理人
主权项
地址

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