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经营范围
发明名称
Ein- oder mehrstieliges Schalenkragdach aus Stahlbeton
摘要
申请公布号
DE958426(C)
申请公布日期
1957.02.21
申请号
DE1952D012334
申请日期
1952.05.24
申请人
DYCKERHOFF & WIDMANN KOMMANDITGESELLSCHAFT
发明人
分类号
E04B7/10
主分类号
E04B7/10
代理机构
代理人
主权项
地址
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