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
44CHANNEL STEREO RECORD PLAYER
摘要
PURPOSE:In a 4-channel stereo record player, S/N is improved and stereo feeling and presence when playing a 2-channel stereo record are not impaired.
申请公布号
JPS5224501(A)
申请公布日期
1977.02.24
申请号
JP19750031385
申请日期
1975.03.14
申请人
SONY CORP
发明人
OSAKABE YOSHIO
分类号
H04S3/00
主分类号
H04S3/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Vehicle steering apparatus
Anti-theft device
BETA 2 MICROGLOBULIN ADSORBING MATERIAL FOR PURIFYING BODY FLUIDS
DISPLAY CONTROLLER
VIRTUAL MEMORY
ANTIFOULING PAINT COMPOSITION EFFECTIVE IN REPELLING DEPOSITION OF AQUATIC ORGANISM
A.C.-TO-D.C. VOLTAGE CONVERTER
DEVICE FOR SIMULATING COMMUNICATION NETWORK
METHOD OF SEISMIC INVESTIGATION IN WELLS
METHOD OF DETERMINING GROUP TIME LAG IN OPERATING BAND OF RADIO FILTER
METHOD AND DEVICE FOR MEASURING DEVIATION OF FREQUENCY FROM NOMINAL VALUE
METHOD OF MEASURING ELECTRIC AND NON-ELECTRIC VALUES
ULTRASONIC CONVERTER
DEVICE FOR SYNCHRONIZING CONTROL SYSTEM OF M-PHASE RECTIFIER CONVERTER
MULTICHANNEL STABILIZING SUPPLY SOURCE
DEVICE FOR DETERMINING CONVECTIVE HEAT TRANSFER AND HEAT CONDUCTIVITY FACTORS IN REGENERATOR
FIBRE-OPTIC METER OF LIQUID MEDIA CONCENTRATION
METHOD OF TOUGHNESS TEST OF MATERIAL
DEVICE FOR TAKING SAMPLES OF GRAINY AND VISCOUS MATERIALS
DEVICE FOR CONTROLLING THE RUNNING-IN OF INTERNAL COMBUSTION ENGINE WITH BATTERY IGNITION SYSTEM