Compressor unloading device,申请号US19370163802-传众专利搜索

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发明名称	Compressor unloading device
摘要
申请公布号	US2155236(A)	申请公布日期	1939.04.18
申请号	US19370163802	申请日期	1937.09.14
申请人	THE WESTINGHOUSE AIR BRAKE COMPANY	发明人	NEWELL GEORGE K.
分类号	F04B49/24	主分类号	F04B49/24
代理机构		代理人
主权项
地址

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