Moyens pour l'indication des fuites dans les parois ou les joints de tubes, de récipients ou autres systèmes métalliques creux,申请号FRD842023-传众专利搜索

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发明名称	Moyens pour l'indication des fuites dans les parois ou les joints de tubes, de récipients ou autres systèmes métalliques creux
摘要
申请公布号	FR842023(A)	申请公布日期	1939.06.05
申请号	FRD842023	申请日期	1938.08.12
申请人	PLATEN-MUNTERS REFRIGERATING SYSTEM AKTIEBOLAG	发明人
分类号	G01N31/22	主分类号	G01N31/22
代理机构		代理人
主权项
地址

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