Folding ladder or steps,申请号GB19390026547-传众专利搜索

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发明名称	Folding ladder or steps
摘要
申请公布号	GB536094(A)	申请公布日期	1941.05.02
申请号	GB19390026547	申请日期	1939.09.25
申请人	GIUSEPPE VITA	发明人
分类号	E06C1/39	主分类号	E06C1/39
代理机构		代理人
主权项
地址

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