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发明名称
KOPFHOERER
摘要
申请公布号
DE2830451(A1)
申请公布日期
1979.01.18
申请号
DE19782830451
申请日期
1978.07.11
申请人
MATSUSHITA ELECTRIC INDUSTRIAL CO.LTD.
发明人
ATOJI,NOBUHISA;MATSUMOTO,TAKASHI;KUSUMOTO,SHOICHI;SATO,KAZUE;HASEGAWA,MITSUHIRO
分类号
H04R1/22;H04R9/04;(IPC1-7):H04R1/10;H04R1/28
主分类号
H04R1/22
代理机构
代理人
主权项
地址
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