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发明名称
Rundtstrålende lydkilde
摘要
申请公布号
DK117494(A)
申请公布日期
1996.04.11
申请号
DK19940001174
申请日期
1994.10.10
申请人
BRUEEL & KJAER, A/S
发明人
POLACK, JEAN-DOMINIQUE
分类号
H04R1/34;(IPC1-7):H04R1/34
主分类号
H04R1/34
代理机构
代理人
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地址
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