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
SOUND-REPRODUCING DEVICE
摘要
申请公布号
CA630892(A)
申请公布日期
1961.11.14
申请号
CAD630892
申请日期
申请人
ZENITH RADIO CORPORATION
发明人
RAYMOND T. CHRISTENSEN
分类号
主分类号
代理机构
代理人
主权项
地址
您可能感兴趣的专利
METHOD FOR REMOVING ORGANIC ELECTROLUMINESCENT RESIDUES FROM A SUBSTRATE
LDAP TO SQL DATABASE PROXY SYSTEM AND METHOD
PROCESS FOR PRODUCING MODIFIED PARTICLE, CARRIER OR CATALYST COMPONENT FOR ADDITION POLYMERIZATION, PRE-POLYMERIZED CATALYST COMPONENT THEREFOR, CATALYST THEREFOR, AND ADDITION POLYMER
A LATTICE PANEL AND A LATTICE PANEL CONSTRUCTING METHOD
MOIRE INTERFEROMETRIC STRAIN SENSOR
Positive displacement shoe and slat sorter apparatus and method
Multifunction warming device for perioperative use
Water purification method and apparatus involving generation of bipolar layer
Methods for improving the aesthetic appearance of skin
Method and device for direct digitization of microwave signals
Identification device
DEVICE FOR CALCULATING ENERGY TO BE SUPPLIED TO MOLDING MACHINE, MOLDING MACHINE CONTROL DEVICE, AND MOLDING MACHINE CONTROL METHOD
DEVICE FOR TRANSMITTING AND RECEIVING MULTI-BEAM
OPTICAL DISK
MEMORY ELEMENT, MEMORY DEVICE, AND SEMICONDUCTOR INTEGRATED CIRCUIT
METHOD OF FABRICATING SEMICONDUCTOR MEMORY DEVICE HAVING PLURALITY OF STORAGE NODE ELECTRODES
METHOD OF FORMING TRENCH TRANSISTOR AND PERTINENT TRENCH TRANSISTOR
EXPRESSION TRAINING MACHINE
FLEXIBLE FLAT PANEL DISPLAY DEVICE
ELECTRODE FOR BATTERY, AND ITS MANUFACTURING METHOD