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
Impulse sender
摘要
申请公布号
US2044470(A)
申请公布日期
1936.06.16
申请号
US19330665686
申请日期
1933.04.12
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
DEVAUX LUCIEN
分类号
H04M1/278
主分类号
H04M1/278
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Disc apparatus having blower for selectively directing air to pickup or loading device
Dynamic memory supporting simultaneous refresh and data-access transactions
Discrete time filter having gain for digital sampling receivers
Single-antenna interference cancellation receiver in time slot communication system
Camera having a focus adjusting system
Torque-limiting tool
Apparatus for measuring force applied by the hand, analyzing apparatus, and system
Method for operating a gas turbine group
Fluid activated connecting pin removal tool
Arched door frame
Set trigger for a firearm
Compact vehicle wash system
Pin changing device and method
Network side channel for a message board
Apparatus and method for moving a receive window in a radio access network
Electrical connector with switching terminals
Method for attaching a nonmetal cover layer to a workpiece, a mold used in the method and a product produced with the method
Borehole acoustic source
Environmentally benign anti-icing or deicing fluids
Data multiplexing method, field programmable gate array, and optical network
