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发明名称
HYDROGEL-CONTAINING ENVELOPES
摘要
申请公布号
GB8305797(D0)
申请公布日期
1983.04.07
申请号
GB19830005797
申请日期
1983.03.02
申请人
GRAHAM, N B
发明人
分类号
A61L29/00;A61F13/00;A61K9/00;A61K9/20;A61K9/22;C02F1/26;C08G18/48;C08G18/66;(IPC1-7):A61D7/00
主分类号
A61L29/00
代理机构
代理人
主权项
地址
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