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发明名称
Decke.
摘要
申请公布号
AT125515(B)
申请公布日期
1931.11.25
申请号
ATD125515
申请日期
1930.04.26
申请人
ALLGEMEINE BAUGESELLSCHAFT-A. PORR
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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