Framing of pulse code transmission systems by use of an added tone signal,申请号US19650423558-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	Framing of pulse code transmission systems by use of an added tone signal
摘要
申请公布号	US3404231(A)	申请公布日期	1968.10.01
申请号	US19650423558	申请日期	1965.01.05
申请人	BELL TELEPHONE LABORATORIES, INCORPORATED	发明人	AARON MARVIN R.;GRAY JAMES R.;SAAL FREDERICK A.
分类号	H04J3/06;H04L7/04;H04L7/08	主分类号	H04J3/06
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Pump/nozzle unit with pre-injection

Preparation of Esters and Amides

RUTHENIUM DIMERIC COMPLEXES SUITABLE AS ANTIMETASTATIC AND ANTINEOPLASTIC AGENTS

Frozen food product with topping

Sensor and imaging system

Sppech recognition method and system to determine the status of an outbound telephone call

Integrated nonwoven laminate material

Differentially expressed epitopes and uses thereof

Method and device for updating the reference position of an actuator on a clutchoperating device

Handpiece for a medical laser treatment device, and a corresponding laser treatment device

Abrasion and/or puncture resistant fabrics, airbag cushions, and methods

Method and apparatus for attaching connective tissues to bone using a knotless suture anchoring device

Method and apparatus for producing stereoscopic ice of transparent sphere or thelike

Using laser etching to improve surface contact resistance of conductive fiber filler polymer composites

Liquid crystal colour display device

Methods and means for monitoring driver alertness and display means for displaying information related thereto

Highly resistant and ductile fibre concrete

Sitting means having sensing device

Fabrics formed from intimate blends of greater than one type of fiber