Système magnétique à faible dispersion, en particulier pour haut-parleurs, microphones et autres appareils de ce genre,申请号FR19590807382-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	Système magnétique à faible dispersion, en particulier pour haut-parleurs, microphones et autres appareils de ce genre
摘要
申请公布号	FR1247967(A)	申请公布日期	1960.12.09
申请号	FR19590807382	申请日期	1959.10.13
申请人	N. V. PHILIPS' GLOEILAMPENFABRIEKEN	发明人
分类号	H01F7/02;H04R9/02	主分类号	H01F7/02
代理机构		代理人
主权项
地址

您可能感兴趣的专利

MICROMETER DEVICE HAVING EXCELLENT OPERABILITY OR HANDLEABILITY

THERMOPLASTIC RESIN MONOFILAMENT AND METHOD FOR PRODUCING THE SAME

METHOD FOR MANUFACTURING BIOMASS FUEL, AND BIOMASS FUEL

HEAD MOUNTED DISPLAY DEVICE AND METHOD FOR DRIVING THE SAME

SUBSTRATE PROCESSING APPARATUS, DISPLAY METHOD OF SUBSTRATE PROCESSING APPARATUS, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE

FOCUS RING HEATING METHOD, PLASMA ETCHING METHOD, PLASMA ETCHING APPARATUS, AND COMPUTER STORAGE MEDIUM

METHOD OF MANUFACTURING ELECTRODE MATERIAL FOR COLD CATHODE DISCHARGE TUBE

LIQUID LEVEL SENSOR AND ASSEMBLY METHOD THEREFOR

LIQUID PRESSURE FEEDING APPARATUS

FUEL SUPPLY DEVICE

MANUFACTURING METHOD FOR SILICON SINGLE CRYSTAL

VEHICLE BODY SKELETON STRUCTURE

LIQUID JETTING HEAD AND LIQUID JETTING APPARATUS AND ACTUATOR APPARATUS

FOOD PRODUCTION FACILITIES

PLASMA DISPLAY DEVICE

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME