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发明名称
ACOUSTICAL HEARING PROTECTIVE DEVICES UTILIZING DYNAMICALLY STIFF FOAM AND METHODS OF PRODUCING SAME
摘要
申请公布号
EP0861571(A1)
申请公布日期
1998.09.02
申请号
EP19970937161
申请日期
1997.08.12
申请人
CABOT SAFETY INTERMEDIATE CORPORATION
发明人
GARDNER, ROSS, JR.;SIMON, GREGORY, L.
分类号
A42B1/06;A61F11/00;A61F11/08;A61F11/10;A61F11/14;C08G18/48;C08G18/66;C09D175/04;H04R1/10;(IPC1-7):H04R25/00
主分类号
A42B1/06
代理机构
代理人
主权项
地址
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