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发明名称
DOUBLE ROOF TILE MADE OF CEMENT
摘要
申请公布号
PL101646(U1)
申请公布日期
1996.06.10
申请号
PL19940101646U
申请日期
1994.12.01
申请人
BOGACZ JAN;POCIASK MARTA
发明人
BOGACZ JAN;POCIASK MARTA
分类号
E04D1/12;E04D1/16;(IPC1-7):E04D1/12
主分类号
E04D1/12
代理机构
代理人
主权项
地址
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