Automatic locks for sectional scaffolding,申请号US19530373362-传众专利搜索

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发明名称	Automatic locks for sectional scaffolding
摘要
申请公布号	US2726902(A)	申请公布日期	1955.12.13
申请号	US19530373362	申请日期	1953.08.10
申请人	THE PATENT SCAFFOLDING CO., INC.	发明人	BORGMAN ARTHUR C.;SHEARD WILLIAM B.
分类号	E04G7/30	主分类号	E04G7/30
代理机构		代理人
主权项
地址

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