Porte basculante abaissable pour écluses sans canaux de dérivation,申请号FRD1022339-传众专利搜索

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发明名称	Porte basculante abaissable pour écluses sans canaux de dérivation
摘要
申请公布号	FR1022339(A)	申请公布日期	1953.03.03
申请号	FRD1022339	申请日期	1950.05.26
申请人	B. SEIBERT	发明人	WILK WILLIBALD
分类号	E02B7/20	主分类号	E02B7/20
代理机构		代理人
主权项
地址

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