Echo cancellation in two-wire, two-way data transmission systems,申请号US06/220191-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	Echo cancellation in two-wire, two-way data transmission systems
摘要
申请公布号	USRE31253(E1)	申请公布日期	1983.05.24
申请号	US06/220191	申请日期	1980.12.23
申请人		发明人
分类号		主分类号
代理机构		代理人
主权项
地址

您可能感兴趣的专利

METHOD AND DEVICE FOR HOUSING BICYCLE

METHOD AND DEVICE FOR LOCKING DOOR OF CAR

INSTRUMENT FOR MELTING ICE ATTACHING TO EDGE OF EAVE

CONSTRUCTING METHOD OF STABILIZED AND HARDENED GROUND IN WEAK STRATUM

REDUCING METHOD OF TEMPERATURE GRADIENT ON GATE BODY

PATTERN DISPLAY SYSTEM

BOOK POSITION DEFINING DEVICE FOR COPYING MACHINE

PHOTOSENSITIVE HEATTRESISTANT POLYMER COMPOSITION

OPENING*CLOSING VALVE

CONSTANT DIFFERENTIAL PRESSURE REGULATOR

SCREW JOINT FOR PIPE

ROTARY VARIABLE SPEED DEVICE BY MULTIISTAGE ELECTROMAGNETIC SLIDING CLUTCH

CLAMPING METAL FITTING

MANUFACTURE OF COPPER PASTED PAPER PHENOL LAMINATED BOARD

AUTOMATIC CLEANING AND DRYING APPARATUS OF HOLLOW CYLINDRICAL CUT PROCESSED ARTICLE

PATTERNING METHOD OF CAST IRON PAN

SELECTIVE GAS PARMEABLE MEMBRANE

PAINTING METHOD

AUTOMATIC POWER CONTROLLER OF ARC ELECTRIC FURNACE

SELF-SUSTAINED INVERTER