Means for connecting structural members,申请号US19310520688-传众专利搜索

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发明名称	Means for connecting structural members
摘要
申请公布号	US1992597(A)	申请公布日期	1935.02.26
申请号	US19310520688	申请日期	1931.03.06
申请人	BARTENFELD WILFORD G	发明人	BARTENFELD WILFORD G.
分类号	B63B9/00	主分类号	B63B9/00
代理机构		代理人
主权项
地址

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