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 or relating to electric wave transmission networks
摘要
申请公布号
GB517516(A)
申请公布日期
1940.02.01
申请号
GB19380019096
申请日期
1938.06.28
申请人
ALAN DOWER BLUMLEIN;HEINZ ERWIN KALLMANN;WILLIAM SPENCER PERCIVAL
发明人
分类号
H03H15/00;H03H17/02
主分类号
H03H15/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
STORAGE MEDIUM STORING GAME PROGRAM, GAME PROCESSING METHOD, AND INFORMATION PROCESSING APPARATUS
VIBRATING FITNESS BALL
SYSTEMS AND METHODS FOR MEASURING AND/OR ANALYZING SWING INFORMATION
ERGONOMIC DEADLIFT EXERCISE BAR
Cidal Metal or Cidal Metal Alloy Mask
FREQUENCY STIMULATOR
Dual Sensor Electrodes for Providing Enhanced Resuscitation Feedback
A METHOD OF MANUFACTURING A CONICAL-PROJECTIONS-SHEET PACKAGING BODY
SYSTEM AND METHOD FOR RENAL NEUROMODULATION BY OVERSIZED STENT
Connecting-System Kit for a Respiratory Humidifier
Medical Gas Alarm System
Autoinjector with Low Energy Plunger Loading
PUMP AND MONITOR FOR IV PRESSURE BAG INFUSERS
Tamper-Evident Pen Needle Outer Cover
SYSTEMS FOR ESTABLISHING SUPPLEMENTAL BLOOD FLOW IN THE CIRCULATORY SYSTEM
ALLERGEN REDUCING COMPOSITION, SPRAY AGENT INCLUDING THE SAME AND SURFACE TREATMENT AGENT INCLUDING THE SAME, ALLERGEN REDUCING METHOD, ALLERGEN REDUCING TEXTILE STRUCTURE AND ALLERGEN REDUCING ARCHITECTURAL INTERIOR MATERIAL
TARGETING CANCER CELLS AND TISSUE USING FILAMENTOUS PLANT VIRUS PARTICLES
Legumain Activated Doxorubicin Derivative as well as Preparation Method and Application Thereof
COMBINED ORGAN AND HEMATOPOIETIC CELLS FOR TRANSPLANTATION TOLERANCE OF HLA MISMATCHED GRAFTS
PHARMACEUTICAL COMPOSITION AGAINST CHRONIC BACTERIAL INFECTIONS
