首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
Dispositif à tubes amplificateurs, tel qu'un récepteur radio-électrique, comportant une lampe à incandescence montée en série avec le filament d'un ou de plusieursde ces tubes
摘要
申请公布号
FR875917(A)
申请公布日期
1942.10.08
申请号
FRD875917
申请日期
1941.10.08
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H03G11/02
主分类号
H03G11/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
REAL TIME LOCATION SYSTEM USING STAND-ALONE ANCHOR NODE
A CIRCUIT FOR DRIVING LIGHT SOURCES, RELATIVE LIGHTING SYSTEM AND METHOD OF DRIVING LIGHT SOURCES
POWER CONVERTER APPARATUS AND AIR CONDITIONER HAVING THE APPARATUS
OMITTED
METHOD AND APPARATUS FOR TRANSMITTING DOWNLINK CHANNEL MEASUREMENT REFERENCE SIGNAL AND METHOD AND APPARATUS FOR RECEIVING DOWNLINK CHANNEL MEARSUREMENT REFERENCE SIGNAL
METHOD AND APPARATUS FOR OPTIMIZING POWER DISTRIBUTION BETWEEN SYMBOLS
SENSOR DE PATOGENOS
UN APARATO PARA APLICAR CINTA EN UN PATRON NO LINEAL A UNA TELA Y METODO OBTENIDO
ESTACION DE CILINDRAJE DE MASAS APLICADA EN PANIFICACION
COMPUESTOS DE IMIDAZOL-2-BENZAMIDA UTILES PARA EL TRATAMIENTO DE OSTEOARTRITIS Y UNA COMPOSICION FARMACEUTICA
INSERCIONES Y SOPORTES DE UNIDAD DE MUELLES INTERNOS PARA COLCHON
THE PREPARATION METHOD OF HOLLOW FIBER MEMBRANE WITH HIGH PERMEATION USING HYDROPHILIC POLYVINYLIDENEFLUORIDE COMPOSITES FOR WATER TREATMENT
FAN DRIVING APPARATUS USING FLUID
VACUUM ABSORBER
ELECTRIC VEHICLE
COOPERATION MOBILE COMMUNICATION SYSTEM, APPARATUS AND METHOD BASED ON ELECTROMAGNETIC FIELD POLARIZATION ANTENNA
FUNCTIONAL BIODEGRADABLE FIBER AND PREPARING THEREOF, NONWOVEN MADE OF THEM
RECIPROCATING COMPRESSOR
DRIVING POWER SIDE-VIEW MIRROR CLEANING
COSMETIC COMPOSITION COMPRISING EXTRACT OF BABY BRIER AND LESPEDEZA CUNEATA FOR WHITENING AND ANTIOXDIANT
