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发明名称
CONTACTING MATERIAL
摘要
申请公布号
GB8707917(D0)
申请公布日期
1987.05.07
申请号
GB19870007917
申请日期
1987.04.02
申请人
DRG (UK) LTD
发明人
分类号
A61J1/00
主分类号
A61J1/00
代理机构
代理人
主权项
地址
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