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发明名称
MULTIPURPOSE HEADWEAR
摘要
申请公布号
EP0520017(A4)
申请公布日期
1993.07.07
申请号
EP19910906785
申请日期
1991.03.15
申请人
RAUCH, ROBERT, A
发明人
RAUCH, ROBERT, A
分类号
A61F9/04;H04R1/10;(IPC1-7):H04R25/00
主分类号
A61F9/04
代理机构
代理人
主权项
地址
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