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发明名称
IMPROVEMENTS IN OR RELATING TO PRESSURE CONTAINERS OF PRESTRESSED CONCRETE
摘要
申请公布号
GB1210793(A)
申请公布日期
1970.10.28
申请号
GB19690002669
申请日期
1969.01.16
申请人
DYCKERHOFF & WIDMANN KOMMANDITGESELLSCHAFT
发明人
分类号
E04H7/20;G21C13/093
主分类号
E04H7/20
代理机构
代理人
主权项
地址
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