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
Filter arrangement
摘要
申请公布号
GB1148415(A)
申请公布日期
1969.04.10
申请号
GB19670036649
申请日期
1967.08.09
申请人
TELEFONAKTIEBOLAGET L M ERICSSON
发明人
分类号
H03H11/12
主分类号
H03H11/12
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Image forming apparatus for preventing damage to conductive fibers on a charging member
Camera with self-timer and electronic flash
Automatic power line monitor system
Finder device for a camera
Combined wireless/wired phone handset system
Computer system and method with integrated level and edge interrupt requests at the same interrupt priority
Method for scanning keypad architecutre employing power source and ground of digital electronic devices
Timing signal generator
Integrated circuit memory having a power supply independent input buffer
Nonvolatile semiconductor memory device having a memory cell transistor and a select transistor
Producing ion beams suitable for ion implantation and improved ion implantation apparatus and techniques
High solids rocket motor propellants using diepoxy curing agents
Polyisocyanate addition compounds containing cyanamide groups and their use
Methods for inhibiting endometriosis
Electrophotographic photoconductors
Wood board and flooring material
Signal conditioning apparatus and method exhibiting accurate input impedance and gain characteristics over common mode range and operational environments
Ignition circuit for a squib in an air bag in a vehicle
Photoreceptor having charge transport layers containing a copolycarbonate and layer containing same
Hypodermic needle with protection device
