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经营范围
发明名称
BUILDING BLOCK
摘要
申请公布号
GB9006237(D0)
申请公布日期
1990.05.16
申请号
GB19900006237
申请日期
1990.03.20
申请人
WINBLOK (PTY) LIMITED
发明人
分类号
B28B7/24;E04B2/12
主分类号
B28B7/24
代理机构
代理人
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