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
Frequency stabilization at ultrahigh frequencies
摘要
申请公布号
US2262020(A)
申请公布日期
1941.11.11
申请号
US19380185139
申请日期
1938.01.15
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
LLEWELLYN FREDERICK B.
分类号
H01P7/06
主分类号
H01P7/06
代理机构
代理人
主权项
地址
您可能感兴趣的专利
HIGH BREAKDOWN VOLTAGE INSULATING FILM PROVIDED BETWEEN POLYSILICON LAYERS
SILVER HALIDE COLOR PHOTOGRAPHIC MATERIAL
DOBUTAMINE SALTS
CIRCUIT BREAKER EQUIPPED WITH A LOCK
TAVOLO CON PIANO AD ALTEZZA VARIABILE.
TAGLIERINA AUTOMATICA PER ROTOLI DI TESSUTI NON TESSUTO DOTATA DI AVANZAMENTO A SPINTA
CONNETTORE A INNESTO COASSIALE CON UNA SPINA A INNESTO RIGIDA E UNA PARTE A BOCCOLA CHE LA RACCHIUDE ELASTICAMENTE.
CAMERA DI SCOPPIO ELASTICIZZATA
METHOD OF FORMING SOLID DETERGENT COMPOSITIONS
PROCESS FOR THE TRANSMISSION OF DIGITALLY CODED SIGNALS
OPERATING MECHANISM
FAILURE DETECTION SYSTEM FOR HYDRAULIC PUMPS
CONTROL SYSTEM FOR SHEET STEEL ROLLING PROCESS
HERBICIDE COMPOSITION
TRANSFER DEVICE FOR PRESS
SUBAUDIBLE CELLULAR SIGNALLING PROTOCOL
PRODUCTION OF DEODORANT FORMED FROM NATURALLY DEPOSITED VOLCANIC SAND 'SHIRASU' BY GRAVITY SEPARATION METHOD
METHOD AND APPARATUS FOR ULTRASONIC FLAW DETECTION OF SCREW THREAD IN JOINT PART OF PIPE
SEMICONDUCTOR STORAGE DEVICE
RESTORATION OF IMAGE FOR FORMING MAGNETIC RESONANCE IMAGE
