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发明名称
Improvements in or relating to prestressed concrete
摘要
申请公布号
GB1009582(A)
申请公布日期
1965.11.10
申请号
GB19630033046
申请日期
1963.08.21
申请人
RICHARD LEES LIMITED;RICHARD RALPH OAKDEN
发明人
分类号
B28B23/04;B28B23/06
主分类号
B28B23/04
代理机构
代理人
主权项
地址
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