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经营范围
发明名称
PASSIVER HOERSCHUTZ.
摘要
申请公布号
DE3880965(D1)
申请公布日期
1993.06.17
申请号
DE19883880965
申请日期
1988.11.08
申请人
KNOWLES ELECTRONICS, INC., ITASCA, ILL., US
发明人
CARLSON, ELMER V., PROSPECT HEIGHTS ILLINOIS 60070, US
分类号
A61F11/08;(IPC1-7):A61F11/06
主分类号
A61F11/08
代理机构
代理人
主权项
地址
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