Pay-station telephone,申请号US19370125361-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	Pay-station telephone
摘要
申请公布号	US2224702(A)	申请公布日期	1940.12.10
申请号	US19370125361	申请日期	1937.02.12
申请人	TELEFON-APPARAT FABRIK E. ZWIETUSCH AND COMPANY	发明人	SEIDEL WILLY
分类号	H04M17/02	主分类号	H04M17/02
代理机构		代理人
主权项
地址

您可能感兴趣的专利

STORAGE DEVICE FOR THE DELIVERY AND PICKUP OF GOODS

COMPOSITIONS CONTAINING PYRROLO-OXAZOLES FOR DYEING KERATIN FIBRES; THEIR USE FOR DYEING AS COUPLERS, METHOD OF DYEING

ELECTROSTATIC COALESCENCE

Mineral wool product

Isolator-disconnector for surge arrester

Retaining contacts of plural-insert connectors

Controlling a vehicle internal combustion engine to compensate for bucking vibrations

I.C engine cooling system

Edit data generator and editor

Fuel metering based on lambda values in an internal combustion engine

Needle incinerator with filter

Cordless electric grass lawn mower

A liquid re-channelling device

An amphibious drive wheel

Output-controlled power amplifier, radio communication terminal and radio communication base station

Output-controlled power amplifier,radio communication terminal and radio communication base station

Organic compounds

Arc control and switching element protection for pulsed DC power supply