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
Reactive element amplifiers
摘要
申请公布号
US3327233(A)
申请公布日期
1967.06.20
申请号
US19630272017
申请日期
1963.04.10
申请人
BELL TELEPHONE LABORATORIES INCORPORATED
发明人
DARLINGTON SIDNEY
分类号
H03F11/00
主分类号
H03F11/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Bottle filling system for non-effervescent liquid - uses initial fast and final slow flow rates with automatic changeover
Intercom system using common line - compares received code with identifying code and enables amplitude modem to open communication between two posts and block others
Digital controller for multiphase thyristor chopper - has clock pulse counter connected via decoder to thyristors and shifted pulse train decoders also receiving output from reverse counter
Programmable electronic sequential luminous display - has memory associated with address counter both of which are controlled by manual switches
For vehicle auxiliary lamp quick action mounting - has single component pressing lamp and vehicle brackets together when rotated
Union locking device for distribution pipe - comprises connector with collar and clamping ring screwing onto socket
Drilling tool incorporating suction jet - creates pressure difference accelerating flow of debris-laden mud, keeping tool clean, increasing drilling speed and reducing wear
Drilling tool incorporating suction jet - creates pressure difference accelerating flow of debris-laden mud, keeping tool clean, increasing drilling speed and reducing wear
Butterfly valve with offset disc - seals against bush having smaller dia. than pipe
Square-section metallic guard rail - has rectilinear fixing sleeves positioned and fixed onto slim section pillars
Tamper proof drink dispenser - has valve on bottle neck retained by remainder of metal cap for limited freedom
Pressure chamber roller seal - has a membrane with coolant and lubricant feeds to reduce friction
Dosed feeding of casting powder onto molten metals - by fluidising powder in gas, esp. during continuous casting or mfg. ingots
Sports sock - has ribbed welt at the knee contg. laid-in elastic yarns
Toy loom with seat for child operative - has two vertical risers supporting frame runners with cross-pieces as rollers, and a reed comprising a movable heald frame
Straw cutting machine - with revolving cutter blades and reactant spray nozzles in blower air stream
PROCEDE POUR RENDRE MOUILLABLE A L'EAU, A DEMEURE, UNE SURFACE NORMALEMENT NON-MOUILLABLE, ET PRODUITS AINSI OBTENUS
DISTRIBUTEUR DE DIRECTION ASSISTEE ET SON PROCEDE DE REALISATION
DISPOSITIF DE GUIDAGE POUR SCIER A LA MAIN UNE PIECE ALLONGEE ET PROCEDE D'EMPLOI DE CE DISPOSITIF
APPAREIL POUR APPLIQUER DES ETIQUETTES ATTACHEES A UNE BANDE DE MATIERE SUPPORT DETACHABLE