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申请公布号
NL6915650(A)
申请公布日期
1970.04.21
申请号
NL19690015650
申请日期
1969.10.15
申请人
发明人
分类号
A01D78/10;B01J8/10;B01J8/20;B01J8/22;B01J19/18;B01J47/10;C07C45/72;C07C45/79;C07C67/08;C07C209/36;C07C209/48;C07C209/52;(IPC1-7):B01J1/00;B01J9/14;C07C29/06;B01J1/04;C07C29/12;C07C47/18;C07C67/00;C07C85/08;C07C85/12;C07C85/10
主分类号
A01D78/10
代理机构
代理人
主权项
地址
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