A new or improved folding ladder,申请号GB19440014239-传众专利搜索

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发明名称	A new or improved folding ladder
摘要
申请公布号	GB585705(A)	申请公布日期	1947.02.20
申请号	GB19440014239	申请日期	1944.07.26
申请人	GRAVITY LADDERS LIMITED;CHARLES HAROLD BACH	发明人
分类号	E06C1/383	主分类号	E06C1/383
代理机构		代理人
主权项
地址

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