发明名称 Sound improvement device for lockable or closed fireplaces has signal source for wood combustion sounds, control unit with amplifier and loudspeaker arranged near fireplace
摘要 <p>The sound improvement device has a signal source for wood combustion sounds, a control unit with an amplifier and a loudspeaker, whereby using the amplifier a signal from the signal source can be amplified to produce an output signal and the output signal can be output via the loudspeaker, which is arranged near the fireplace.</p>
申请公布号 DE202005020982(U1) 申请公布日期 2006.12.04
申请号 DE20052020982U 申请日期 2005.09.24
申请人 HARTMANN, UWE 发明人
分类号 F24B13/00;F24C15/00;G01H1/00;H04R3/00 主分类号 F24B13/00
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