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 RECORDING
摘要
申请公布号
IE13267(L)
申请公布日期
1932.03.04
申请号
IED13267
申请日期
1931.08.27
申请人
ELECTRICAL RESEARCH PRODUCTS INC.;WESTERN ELECTRIC CO. LTD.
发明人
分类号
G11B7/00;(IPC1-7):G11B7/00
主分类号
G11B7/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Distributing method for fertilizer with a broadcaster spreader.
Method for producing an acid and/or alkali metal hydroxide.
Absorbent composites and absorbent articles containing same.
Beverage dispenser system using volumetric ration control device.
Netting for wrapping round bales.
Cryogenic process for producing ultra high purity nitrogen.
Machine and method for the abrasive treatment of fabrics.
Spray painting plant with the paint tank supported independently of the operator.
Reflection type photocathode and photomultiplier using it.
Sheet registration device.
Driving device for plough.
Treatment of organic sulfur gases especially in kraft pulping systems and processes.
Bar code scanner and method of operation.
Physiologically active diterpenoid.
Filling machine with device for stopcock emptying and sterilizing.
In-the-hole drill inner tube rod.
Film-type electrical resistor.
Load bearing fluid.
Method for presenting complex number waveforms.
Improved silenced device for blowing hot-dip-galvanized pipes.
