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经营范围
发明名称
POLYMERIC FOAM EARPLUG
摘要
申请公布号
EP0553274(A4)
申请公布日期
1993.09.15
申请号
EP19910920305
申请日期
1991.10.08
申请人
CABOT SAFETY CORPORATION
发明人
GARDNER, ROSS, JR.
分类号
A61F11/10;(IPC1-7):A61F11/00
主分类号
A61F11/10
代理机构
代理人
主权项
地址
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