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经营范围
发明名称
GROWING BLOCKS
摘要
申请公布号
GB1545554(A)
申请公布日期
1979.05.10
申请号
GB19760032329
申请日期
1976.08.03
申请人
NATIONAL RES DEV CORP
发明人
分类号
A01G9/08;A01G9/10;(IPC1-7):A01G9/10
主分类号
A01G9/08
代理机构
代理人
主权项
地址
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