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发明名称
IMPROVEMENTS IN OR RELATING TO AMINO-FORMALDEHYDE MATERIALS
摘要
申请公布号
GB9113825(D0)
申请公布日期
1991.08.14
申请号
GB19910013825
申请日期
1991.06.27
申请人
BIP CHEMICALS LIMITED
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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