Perfectionnement aux échelles et escabeaux à échelle,申请号FRD1123369-传众专利搜索

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发明名称	Perfectionnement aux échelles et escabeaux à échelle
摘要
申请公布号	FR1123369(A)	申请公布日期	1956.09.20
申请号	FRD1123369	申请日期	1955.03.09
申请人	ETABLISSEMENTS ABA	发明人
分类号	E06C1/20	主分类号	E06C1/20
代理机构		代理人
主权项
地址

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