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发明名称
Kalksandstein
摘要
申请公布号
DE29919074(U1)
申请公布日期
2000.02.17
申请号
DE19992019074U
申请日期
1999.10.29
申请人
OSTFRIESISCHES BAUSTOFFWERK GMBH & CO KG
发明人
分类号
E04B2/02;E04B2/14;E04C1/39;E04F17/02;(IPC1-7):E04C1/39
主分类号
E04B2/02
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代理人
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