Means for purging refrigeration systems,申请号US19490069183-传众专利搜索

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发明名称	Means for purging refrigeration systems
摘要
申请公布号	US2598799(A)	申请公布日期	1952.06.03
申请号	US19490069183	申请日期	1949.01.04
申请人	KIENE WILLIAM J	发明人	KIENE WILLIAM J.
分类号	F25B43/04	主分类号	F25B43/04
代理机构		代理人
主权项
地址

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