Joint for tubular concrete members and the like,申请号US19280289438-传众专利搜索

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发明名称	Joint for tubular concrete members and the like
摘要
申请公布号	US1869105(A)	申请公布日期	1932.07.26
申请号	US19280289438	申请日期	1928.06.30
申请人	JOHNSON NATHAN C	发明人	JOHNSON NATHAN C.
分类号	F16L13/11	主分类号	F16L13/11
代理机构		代理人
主权项
地址

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