Perfectionnements aux fermetures à crémaillère,申请号FRD38450-传众专利搜索

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发明名称	Perfectionnements aux fermetures à crémaillère
摘要
申请公布号	FR38450(E)	申请公布日期	1931.06.03
申请号	FRD38450	申请日期	1930.05.08
申请人		发明人	CHAPPUIS JOHN ALBERT
分类号	A44B19/38	主分类号	A44B19/38
代理机构		代理人
主权项
地址

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