Connecting element for assembling horizontal and vertical ladder sections to form a scaffold,申请号US19580715650-传众专利搜索

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发明名称	Connecting element for assembling horizontal and vertical ladder sections to form a scaffold
摘要
申请公布号	US3053356(A)	申请公布日期	1962.09.11
申请号	US19580715650	申请日期	1958.02.17
申请人	OTTO WEINMANN	发明人	WEINMANN OTTO
分类号	E04G7/02;E04G7/20;E04G7/26;E06C7/50	主分类号	E04G7/02
代理机构		代理人
主权项
地址

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