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
Improvements in direct-coupled transistor amplifiers
摘要
申请公布号
GB878289(A)
申请公布日期
1961.09.27
申请号
GB19600024682
申请日期
1960.07.15
申请人
STANDARD TELEPHONES AND CABLES LIMITED
发明人
分类号
H03F1/30
主分类号
H03F1/30
代理机构
代理人
主权项
地址
您可能感兴趣的专利
NON-INTERACTIVE CONTROL DEVICE OF PROFILE
CONTROLLER OF WEAVING MACHINE
ENZYME INHIBITOR
AMINOPYRIMIDINE DERIVATIVE, PRODUCTION THEREOF AND INSECTICIDAL AND FUNGICIDAL AGENT
PRODUCTION OF DINITROBENZANILIDE COMPOUND
WARP-THEREADING DETECTION APPARATUS OF LOOM
INDENOPYRIDAZINE DERIVATIVE AND HERBICIDE
METHOD FOR CONTROLLING INJURIOUS WEED
PRINTER
MANUFACTURE OF MAGNETIC MEDIUM FOR ROENTGEN CONTRAST
DEVICE FOR FASTENING AND TENSIONING PRINTING PLATECRAPIDLY IN AN EXACT POSITION
CUTTER
DRILLING MACHINE
METHOD FOR JOINING METAL
MOLDING FORM FOR CONCRETE PIPE
CHAMFERING PROCESSOR
MANUFACTURE OF FIBER FOR MANUFACTURING CONDUCTIVE MATERIAL
MOLD FOR CONTINUOUS CASTING
METHOD AND DEVICE FOR INSERTING END PART OF SPACER PAPER
APPLICATION OF ADHESIVE AGENT TO SUBSTRATE