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
CARRIER FREQUENCY SYSTEMS WITH MAIN AND STAND-BY PHASE-CONTROLLED OSCILLATORS
摘要
申请公布号
GB1495419(A)
申请公布日期
1977.12.21
申请号
GB19750013106
申请日期
1975.03.27
申请人
SIEMENS AG
发明人
分类号
H03L7/095;H04B1/74;(IPC1-7):H04L27/00
主分类号
H03L7/095
代理机构
代理人
主权项
地址
您可能感兴趣的专利
VERFAHREN ZUR HERSTELLUNG VON 1.2-DIALKOXYETHENEN.
FREMGANGSMAATE VED OMFORMING AV EN GIPSPLATE SAMT PRODUKTER FREMSTILT AV SLIK GIPSPLATE
Side block construction for vane cell compressor - has arrangement for making hole from two matching parts
Footwear with reinforced sole - has side jutting-out part, and heel, ball of foot and toe reinforcement
X=ray source with anode and cathode in hermetic chamber - has metal tips in cathode zone nearest to anode, and continuous electric feed
Dispenser for loose powder from hopper - has shutter closing and opening outlet at bottom of shaft, with light metering system
Pneumatic cleaning equipment for motor vehicle headlights - has flexible, spherical hydro-container communicating with atmos. via pressure and suction valves
Valve for light alloy wheel for motor vehicle - is fitted in hub and connected to rim through hole in spoke
Pump arrangement for building excavation
Bulk material portion dispensing arrangement - is for one or more materials, e.g. rice, dried vegetables and has wt. and vol. dosing devices in series
Pressure valve for rotary piston compressor - uses valve element sleeve with axial and circumferential grooves
Piston for hydraulic telescopic damper - has channels to provide stroke and return, having at least two entry ports and common exit
Adaptor for use with film developing machine - enables film to be developed without need for dark room
Fast and sensitive photodiode integrated with other circuits - features an etched trench in which the optical fibre is placed and pin-diode opposite the end of the fibre
Device for fixture of building facade plates - involves central plate as support for individual plates with at least two recesses
Remotely adjustable fluidic vibration damper for motor vehicle - has co-rotating discs with perforations corresponding in angular distribution to bores through body of composite piston
Quick-fitting cover for electrical box - has corner pins, each with spiral external groove to allow it to twist-fit into hole with corresponding lugs on main part of box
Multipurpose kitchen food processor - has motor powered hand operated unit provided with working tools such as kneading claws and egg beaters
Mast top cap for surfboards - has curved top with flat contact surface
Fasle-twist spinning - has pneumatic rotor action followed by airjet spinning to produce a folded thread or cord