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 and relating to radio and intercommunication apparatus and systems
摘要
申请公布号
GB638930(A)
申请公布日期
1950.06.21
申请号
GB19470024770
申请日期
1947.09.09
申请人
OWSIEJ PLAWCZYK
发明人
分类号
H04B1/16;H04M1/60;H04M9/00
主分类号
H04B1/16
代理机构
代理人
主权项
地址
您可能感兴趣的专利
PROCESS FOR THE DETECTION OF THE PRESENCE OF AN ALLERGY AND FOR THE SPECIFIC DETECTION OF THE ALLERGEN RESPONSIBLE FOR THE ALLERGY
Phenyl ketone derivatives
TAENDSYSTEM OCH FOERFARANDE FOER DESS TAENDNING.
MAENNISKANS IMMUNSYSTEM I ETT DJUR.
FOERBAETTRINGAR BEROERANDE PAPPERMASKINER.
NY SUBSTITUERAD-ACETAMID-FOERENING OCH FOERFARANDE FOER DESS FRAMSTAELLNING.
KONTINUERLIG EXTRUDERING AV METALL.
Method of preventing or reducing venous thrombosis using a thromboxane A2 receptor antagonist in conjunction with heparin and combination
Method and apparatus for high resolution ink jet printing
Pedal Pad
INDOLDERIVATER, DERES FREMSTILLING OG ANVENDELSE
COMPLEMENTARY INPUT CIRCUIT WITH NONLINEAR FRONT END
Rope cleat
Method and apparatus for removing fecal matter in poultry
Fluid injection system cassette and fluid packaging methods
Elevation system for a bed assembly
Concealable, self-sufficient pocket
Method for the position detection of the strip edge of a material web
Light emission element array and manufacturing method thereof
Electronic camera