Method of manufacturing structural elements of prestressed reinforced concrete,申请号US19500143626-传众专利搜索

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发明名称	Method of manufacturing structural elements of prestressed reinforced concrete
摘要
申请公布号	US2683915(A)	申请公布日期	1954.07.20
申请号	US19500143626	申请日期	1950.02.11
申请人	GIOVANNI TOURNON	发明人	TOURNON GIOVANNI
分类号	E04G21/12	主分类号	E04G21/12
代理机构		代理人
主权项
地址

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