Perfectionnements aux procédés de jonction de parties métalliques,申请号FRD850057-传众专利搜索

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发明名称	Perfectionnements aux procédés de jonction de parties métalliques
摘要
申请公布号	FR850057(A)	申请公布日期	1939.12.07
申请号	FRD850057	申请日期	1939.02.09
申请人	PAUL QUINN LIMITED	发明人
分类号	F28D7/16	主分类号	F28D7/16
代理机构		代理人
主权项
地址

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