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
BLOQUEADOR PARA TELEFONES
摘要
申请公布号
BR7907189(A)
申请公布日期
1981.05.12
申请号
BR19790007189
申请日期
1979.11.06
申请人
KOINTEL CONFECCOES DE CABOS TELEFONICOS LTD
发明人
JOAO NORIO HIROTA
分类号
H04M1/19;(IPC1-7):H04M1/19;H04M1/36
主分类号
H04M1/19
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Process to produce biofuels from biomass
Semiconductor device having a gate cutting region and a cross-coupling pattern between gate structures
Integrated circuit device with radio frequency (RF) switches and controller
Semiconductor packaging having warpage control and methods of forming same
Electrode manufacturing method, fuse device and manufacturing method therefor
Manufacturing method of power MOSFET using a hard mask as a CMP stop layer between sequential CMP steps
Switch contact with a weight-reduced contact spring
Process of manufacturing of soft magnetic ceramic and its use
Sintered ferrite magnet and motor provided therewith
Passive reactor cooling system
Nuclear fuel rod for fast reactors including metallic fuel slug coated with protective coating layer and fabrication method thereof
Semiconductor apparatus and repair method thereof
Data storage device including nonvolatile memory device and operating method thereof
Spin-orbit-torque magnetoresistive random access memory with voltage-controlled anisotropy
Semiconductor memory device
Generation of layout of videos
Heat-assisted rotating disk magnetometer for ultra-high anisotropy magnetic measurements
Speech recognition apparatus and speech recognition method
Fraud detection database
Device equipped with flexible display and controlling method thereof
