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经营范围
发明名称
Zusammengesetzter Holztraeger
摘要
申请公布号
DE911908(C)
申请公布日期
1954.05.20
申请号
DE1944W002835D
申请日期
1944.02.08
申请人
GEORG WEIGMANN
发明人
WEIGMANN GEORG
分类号
E04C3/14
主分类号
E04C3/14
代理机构
代理人
主权项
地址
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