Schaltungsanordnung fuer Tastaturwahl ueber zweiadrige Anschlussleitungen in Fernsprechanlagen,申请号DE1957T013804-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	Schaltungsanordnung fuer Tastaturwahl ueber zweiadrige Anschlussleitungen in Fernsprechanlagen
摘要
申请公布号	DE1031362(B)	申请公布日期	1958.06.04
申请号	DE1957T013804	申请日期	1957.06.29
申请人	TELEFONBAU UND NORMALZEIT G.M.B.H.	发明人	VOLKMANN DIPL.-PHYS. RICHARD
分类号	H04Q3/00	主分类号	H04Q3/00
代理机构		代理人
主权项
地址

您可能感兴趣的专利

METHOD AND SYSTEM FOR OPERATING REMOTE DIAGNOSIS AND CONTROL AND INFORMATION COLLECTION BASED ON VARIOUS COMMUNICATION MODE FOR TRANSMITTING MESSAGE TO USER

FUEL CELL STACK

NEGATIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTIC SECONDARY CELL

INSULATING ALUMINA BOARD AND ALUMINA COPPER-PASTED CIRCUIT BOARD

AIR CONDITIONER

INSULATING WIRES

IMAGE FORMING DEVICE

ELECTRIC HEATER WITH HUMIDIFIER

FOCUS ERROR SIGNAL DETECTION METHOD AND OPTICAL DISK HEAD DEVICE FOR LAND/GROOVE RECORDING/REPRODUCTION

POSITIVE TYPE PHOTORESIST COMPOSITION

BALL GRID ARRAY PACKAGE, METHOD OF MANUFACTURING THE SAME, AND SEMICONDUCTOR DEVICE

SUBSTRATE TREATMENT DEVICE

IMAGE FORMING DEVICE

IMAGE FORMING DEVICE

SOLAR BATTERY MODULE

SPREAD SPECTRUM COMMUNICATION RECEIVER

SIGNAL PROCESSOR AND SIGNAL PROCESSING METHOD

TRANSACTION DATA FORMAT DESIGNING METHOD, COMPUTER READABLE RECORDING MEDIUM RECORDING ITS PROGRAM, TRANSACTION DATA COMMUNICATION SYSTEM, TRANSACTION DATA COMMUNICATION EQUIPMENT AND COMPUTER READABLE RECORDING MEDIUM RECORDING ITS PROGRAM