发明名称 |
Closed-circuit hands-free device e.g. for motor vehicle mobile phone, enables cable to be partly-, fully- and/or semiautomatically-retracted by rollup device |
摘要 |
A closed-circuit hands-free telephone device has a rollup device (12) with a rotatably mounted windup element and a cable (3), with an acoustic transducer unit (1) connected to it. The cable (3) can be at least partially-, completely- and/or semiautomatically-retracted by the rollup device (12)
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申请公布号 |
DE10156754(A1) |
申请公布日期 |
2003.06.05 |
申请号 |
DE20011056754 |
申请日期 |
2001.11.19 |
申请人 |
MUELLER, ROMAN |
发明人 |
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分类号 |
H04M1/15;H04M1/60;(IPC1-7):H04M1/62 |
主分类号 |
H04M1/15 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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