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
Perfectionnements aux dispositifs de retransmission téléphonique
摘要
申请公布号
FR934311(A)
申请公布日期
1948.05.19
申请号
FRD934311
申请日期
1946.09.23
申请人
SOCIETE INDUSTRIELLE RADIO-ELECTRIQUE
发明人
分类号
H04M1/215
主分类号
H04M1/215
代理机构
代理人
主权项
地址
您可能感兴趣的专利
吊灯（MD1336）
干料食品成型机
吸顶灯（超薄海星W7024）
HEADER ASSEMBLY
CAPACITIVELY COUPLED CONNECTOR JUNCTIONS HAVING PARALLEL SIGNAL PATHS AND RELATED CONNECTORS AND METHODS
CONDUCTIVE WIRE CONNECTION STRUCTURE OF RAIL-TYPE ELECTRICAL TERMINAL
Ultra-Wide Band Antenna
MULTI-BAND ANTENNA
WIRELESS COMMUNICATION DEVICE
SYSTEM AND METHOD FOR VARIABLE MICROWAVE PHASE SHIFTER
LITHIUM-AIR BATTERY SYSTEM
STRUCTURE OF BATTERY PROTECTION CIRCUIT MODULE PACKAGE COUPLED WITH HOLDER, AND BATTERY PACK HAVING SAME
MANUFACTURING METHOD FOR SECONDARY BATTERY AND SECONDARY BATTERY
Cell and Cell Stack of a Redox Flow Battery
METHOD FOR MAKING LITHIUM ION BATTERY ANODE ACTIVE MATERIAL
Lithium Secondary Battery
PROCESS FOR PRODUCING AN ACTIVE CATHODE MATERIAL COMPRISING A MIXTURE OF A METAL OXIDE AND A METAL SULFIDE AND USE OF THE ACTIVE CATHODE MATERIAL IN RECHARGEABLE ELECTROCHEMICAL CELLS
INTERMITTENTLY COATED BATTERY ELECTRODE MANUFACTURING METHOD
SEALED BATTERY AND METHOD OF MANUFACTURE
Electric Storage Device and Method for Manufacturing Electric Storage Device
