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申请公布号
SE305669(B)
申请公布日期
1968.11.04
申请号
SE19620013915
申请日期
1962.12.21
申请人
PUHARICH H;LAWRENCE J
发明人
PUHARICH H;LAWRENCE J
分类号
A61F11/04;A61N1/40;(IPC1-7):H04R25/00
主分类号
A61F11/04
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