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发明名称
MEMBRAN FUER LAUTSPRECHER
摘要
申请公布号
DE3831706(A1)
申请公布日期
1990.03.22
申请号
DE19883831706
申请日期
1988.09.17
申请人
BAYER AG, 5090 LEVERKUSEN, DE
发明人
WANK, JOACHIM, DIPL.-ING., 4047 DORMAGEN, DE;WALDENRATH, WERNER, DIPL.-ING., 5000 KOELN, DE;FREITAG, DIETER, DIPL.-CHEM. DR., 4150 KREFELD, DE
分类号
H04R7/02;H04R7/12
主分类号
H04R7/02
代理机构
代理人
主权项
地址
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