Ventouse pour canalisation d'eau,申请号FRD800643-传众专利搜索

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发明名称	Ventouse pour canalisation d'eau
摘要
申请公布号	FR800643(A)	申请公布日期	1936.07.15
申请号	FRD800643	申请日期	1935.04.12
申请人		发明人	AVONDO GEORGES
分类号	E03C1/295	主分类号	E03C1/295
代理机构		代理人
主权项
地址

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