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
Improvements relating to telephone handsets
摘要
申请公布号
GB864996(A)
申请公布日期
1961.04.12
申请号
GB19580039188
申请日期
1958.12.04
申请人
ASSOCIATED ELECTRICAL INDUSTRIES LIMITED
发明人
BROWN RONALD ERNEST CHARLES;CORNELIUS PETER JOHN
分类号
H04M1/03
主分类号
H04M1/03
代理机构
代理人
主权项
地址
您可能感兴趣的专利
FLUID PRESSURE BOOSTER FOR BRAKING DEVICE
PHOTOACOUSTIC IMAGING APPARATUS
NUTRITIVE COMPOSITION IN ACIDIC LIQUID STATE
ENA NUCLEIC ACID PHARMACEUTICAL MODIFYING SPLICING IN MRNA PRECURSOR
DIGITAL CLOCK RECOVERY CIRCUIT AND SEMICONDUCTOR CHIP
LIQUID NUTRITIOUS COMPOSITION
NITRIDE SEMICONDUCTOR LIGHT-EMITTING ELEMENT AND MANUFACTURING METHOD OF THE SAME
HOLIDAY DISPLAY SYSTEM, BUSINESS MODEL SYSTEM USING THE SAME
ENCODING DEVICE, ENCODING METHOD, DECODING DEVICE, AND DECODING METHOD
HOT MELT ADHESIVE
WATER SUPPLY SYSTEM
SEMICONDUCTOR DEVICE, SEMICONDUCTOR DEVICE INSPECTION METHOD AND SEMICONDUCTOR DEVICE MANUFACTURING METHOD
SKIN CONDITION IMPROVING COMPOSITION AND USAGE OF THE SAME
SHELF
CONTROL DEVICE OF ELECTRIC POWER CONVERSION SYSTEM
AXIAL GAP MOTOR
SELF-LUMINOUS DISPLAY DRIVE CIRCUIT
METHOD FOR PRODUCING BEER-LIKE DRINK
DEVELOPING CARTRIDGE
MAGNETIC FIELD ANGLE MEASURING DEVICE, ROTATION ANGLE MEASURING DEVICE, ROTARY MACHINE USING THE ROTATION ANGLE MEASURING DEVICE, SYSTEM, VEHICLE, AND VEHICLE DRIVING DEVICE
