Perfectionnements aux joints de dilatation coulissants,申请号FRD689555-传众专利搜索

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发明名称	Perfectionnements aux joints de dilatation coulissants
摘要
申请公布号	FR689555(A)	申请公布日期	1930.09.09
申请号	FRD689555	申请日期	1930.02.07
申请人		发明人	CHATELARD PIERRE-CHARLES-RENE
分类号	F16L27/12	主分类号	F16L27/12
代理机构		代理人
主权项
地址

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