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发明名称
PRESTRESS INTRODUCING METHOD FOR PC STEEL MATERIAL
摘要
申请公布号
JPH06173454(A)
申请公布日期
1994.06.21
申请号
JP19920351490
申请日期
1992.12.09
申请人
TAISEI CORP
发明人
ITO YASURO
分类号
E04G21/12;(IPC1-7):E04G21/12
主分类号
E04G21/12
代理机构
代理人
主权项
地址
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