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发明名称
Loudspeaker housing using plastics material for simple mfg. process
摘要
The housing uses expanded polystyrene for the housing wall, or polypropylene, with a higher density than 50 kg/m<3>.
申请公布号
DE4419822(A1)
申请公布日期
1995.12.14
申请号
DE19944419822
申请日期
1994.06.07
申请人
BOETTGER, ANKE, 21509 GLINDE, DE
发明人
BOETTGER, ANKE, 21509 GLINDE, DE
分类号
H04R1/02;(IPC1-7):H04R1/02
主分类号
H04R1/02
代理机构
代理人
主权项
地址
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