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 in or relating to electro-mechanical transducers
摘要
申请公布号
GB1055418(A)
申请公布日期
1967.01.18
申请号
GB19640046122
申请日期
1964.11.12
申请人
STANDARD TELEPHONES AND CABLES LIMITED
发明人
PREECE KEITH ELIDYR;LUNDBERG PETER JOHN;SELWAY PETER RICHARD
分类号
H04R23/00
主分类号
H04R23/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
AIR-CONDITIONING DUCT, MANUFACTURING METHOD OF THE DUCT, AND ITS APPLICATION METHOD
TREATMENT APPARATUS AND METHOD OF MEDICAL WASTE
POLYUREA-THICKENED GREASE COMPOSITION
ULTRASONIC IMAGE SYSTEM AND ULTRASONIC IMAGE PROCESSING METHOD
INK SET AND METHOD AND APPARATUS FOR RECORDING IMAGE
OPTICAL DISK
OPTICAL DISK, OPTICAL DISK DEVICE AND MANUFACTURING METHOD OF OPTICAL DISK
MEDIUM FOR INKJET RECORDING
RECORDING MEDIUM FOR RETRANSFER
MULTI-CHAMBER CONTAINER
IMAGE FORMING APPARATUS AND REGENERATION SYSTEM FOR UNIT
IMAGE FORMING SYSTEM AND ITS CONTROL METHOD
SOLUBLE INTERFERON alpha-RECEPTOR AND METHOD FOR PREPARING THE SAME
OVERLAY KEY, METHOD FOR FORMING THE SAME, AND METHOD FOR MEASURING OVERLAY PRECISION USING THE SAME
TARGET GENERATING/SUPPLYING DEVICE FOR RADIATION SOURCE
PATTERN SIMULATING METHOD, ITS PROGRAM, MEDIUM HAVING STORED PROGRAM, AND ITS APPARATUS
TV CONFERENCE SYSTEM AND METHOD, AND TV CONFERENCE TERMINAL DEVICE
EXPOSURE DEVICE AND MANUFACTURING METHOD OF DEVICE UTILIZING IT
FLAT-PLATE TYPE FUEL CELL STACK
IMAGE FORMING APPARATUS
