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
Мощный усилитель звуковой частоты
摘要
申请公布号
SU71334(A3)
申请公布日期
1947.11.30
申请号
SU19390036223
申请日期
1939.03.10
申请人
GLAVNOE UPRAVLENIE ELEKTROSLABOTOCHNOJ PROMYSHLENNOSTI
发明人
D.L. KHETEVEJ
分类号
H03F3/26
主分类号
H03F3/26
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Dynamo-Electric Machine
Improvements in or relating to Automatic Friction Clutches
Capacitor-Charge Transferring Circuit
Rotary Fluid-Flow Meter
Suction Feed Sheet Input Device for use with a Sheet Film Developing Apparatus
Improvements in or relating to Machine Tool Workpiece Transfer Devices.
Gilling Apparatus and Method.
Improvements in or relating to Ferromagnetic Cores and Methods of Constructing them.
Improvements in or relating to Temperature Sensers for Internal Combustion Engines.
A Method of Manufacturing Cartridge Cases and Cartridge Cases Obtained According to the Method.
Improvements in or relating to Glow-Discharge Tubes Containing Radio-Active Material.
Improvements in Self-Loading Trucks.
Halo-Substituted 5-Phenylbenzoic Acids and their Derivatives
Improvements to Apparatus for Feeding Cigarettes.
Pin Carriage for Calculating Machines.
Pressure Pipe for Encapsulated Refrigerating Machines.
A Method of and Device for Measuring of the Water Content of Particulate Materials
Manufacture of Alkali Metal Chlorate.
Apparatus for the Production of Chenille.
Decorating anodized metals or alloys, especially aluminium.