Telephone ringing signal transfer device,申请号US19620236517-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	Telephone ringing signal transfer device
摘要
申请公布号	US3176082(A)	申请公布日期	1965.03.30
申请号	US19620236517	申请日期	1962.11.09
申请人	TELEFONAKTIEBOLAGET L M ERICSSON	发明人	NILSSON NILS EMIL
分类号	H04M1/00;H04M19/04	主分类号	H04M1/00
代理机构		代理人
主权项
地址

您可能感兴趣的专利

METHOD AND MEANS OF ASSIMILATING UTILITY METER DATA

STICK HANDLING AND INSERTING METHOD AND APPARATUS

TRANSMISSIONS FOR MOTOR VEHICLES

METHOD OF HEPARINIZING A CHARGED SURFACE OF A MEDICAL ARTICLE INTENDED FOR BLOOD CONTACT

EXPANDER FOR NEGATIVE ELECTRODES OF LEAD-ACID STORAGE BATTERIES AND METHOD OF PRODUCTION

WASCHVORRICHTUNG FUER TIEFDRUCKZYLINDER

WERKZEUG ZUM SPANLOSEN HERSTELLEN VON AUSSENGEWINDE AUF HOHLKOERPER

VERFAHREN ZUR HERSTELLUNG VON ELEKTRISCHEN WIDERSTAENDEN

DIAGNOSTISCHES REAGENZ UND FAERBEVERFAHREN

DACHKONSTRUKTION ALS BUEHNENUEBERDACHUNG ODER PROJEKTIONSWAND

FEED COMPOSITION FOR COWS

METHOD OF PRODUCING 5,6-DIALKOXY-INDAZOLE-3-CARBOXYLIC ACIDS HYDRAZIDES

FUNGICIDE AGENT AND METHOD OF PREPARATION OF ACTIVE SUBSTANCES

METHOD OF PRODUCTION OF COLOUR PHOTOGRAPHIC SINGLE OR MULTILAYER MATERIALS

AGENT FOR THE DIAGNOSTIC DETERMINATION OF THE SURFACE ANTIGENE OF THE HEPATITIS B AND METHOD OF MAKING THE SAME

UNLOCKING DEVICE FOR AUTOMATIC LOWERING THE LAMELLA LOUVER

CONNECTION OF THE ELECTRONIC CONTROL CIRCUIT OF THE PILOT-MOTOR

METHOD OF PRODUCING CALCIUM 2,5-DIHYDROXY BENZENSULPHONATE MONOHYDRATE

METHOD OF OBTAINING AMINO ESTERS OR SALTS THEREOF

FACILITY FOR PRODUCTION OF CONCRETE PRODUCTS NOTABLY PRESTRESSED AND /OR REINFORCED,AS WELL AS FOR MOULDING THE