An improved scaffolding clamp,申请号GB19410003176-传众专利搜索

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发明名称	An improved scaffolding clamp
摘要
申请公布号	GB547073(A)	申请公布日期	1942.08.12
申请号	GB19410003176	申请日期	1941.03.08
申请人	ARNOLD CLARENCE MARSHALL	发明人
分类号	E04G7/18	主分类号	E04G7/18
代理机构		代理人
主权项
地址

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