首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
HOWLING PREVENTION UNIT
摘要
<p>PURPOSE:To output audio which is natural in audible sense and to prevent howling, by performing gain control through the provision of emphasis circuit in the amplifying circuit system.</p>
申请公布号
JPS5426609(A)
申请公布日期
1979.02.28
申请号
JP19770091961
申请日期
1977.07.29
申请人
SONY CORP
发明人
FUSE YUUZOU
分类号
H04R3/02;H04M1/20;H04M1/60;H04R27/00
主分类号
H04R3/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
REACTOR CORE SUPPORT STRUCTURE
NUCLEAR REACTOR
SENSORE DI TEMPERATIRA PER IMPIANTI DI RISCALDAMENTO E DI CONDIZIONAMENTO
BORSA TRASFORMABILE IN TELO DA SPIAGGIA
DISPOSITIVO DI LAVAGGIO ESEGUITO COME ELEMENTO A INNESTO
EROGATORE D'ACQUA A DOCCIA A GETTI SOFFICE E NORMALE
WHITE FLUORESCENT SUBSTANCE HAVING LONG AFTERGLOW
AUDIO FREQUENCY ELECTROMECHANICAL VIBRATOR FOR CHAIR
POLYETHYLENE RESIN COMPOSITION
HIGHER ORDER LANGUAGE-DIRECTED COMPUTER
HEAT TRANSFER RIBBON COATING SOLUTION
STACKING DEVICE FOR SHEET
HEAT TRANSFER RECORDING MEDIUM
HEAT PUMP TYPE AIR CONDITIONER
DOCUMENT OUTPUT DEVICE
METHOD FOR TIME CALIBRATION OF COMPUTER SYSTEM
TRAVEL CONTROL DEVICE FOR AUTOMOBILE
HIGH CORROSION-RESISTING PC STEEL STRAND
FRAME CONSTRUCTION
CONSTRUCTION OF COMPOSITE FLOOR PANEL BRIDGE