Tightener for concrete form tie wires,申请号US19300503337-传众专利搜索

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发明名称	Tightener for concrete form tie wires
摘要
申请公布号	US1914761(A)	申请公布日期	1933.06.20
申请号	US19300503337	申请日期	1930.12.18
申请人	TARRIS JOHN F	发明人	TARRIS JOHN F.
分类号	E04G17/075	主分类号	E04G17/075
代理机构		代理人
主权项
地址

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