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 or relating to variable permeability tuning arrangements for radio or like apparatus with band-spread tuning
摘要
申请公布号
GB571836(A)
申请公布日期
1945.09.11
申请号
GB19430017503
申请日期
1943.10.25
申请人
MARCONI'S WIRELESS TELEGRAPH COMPANY LIMITED
发明人
分类号
H03J3/10
主分类号
H03J3/10
代理机构
代理人
主权项
地址
您可能感兴趣的专利
FINNED RUDDER
NITRIDE LIGHT EMITTING DEVICE
PLANT MEDIUM-CHAIN THIOESTERASES
FUEL CELL
A FUNCTIONAL COMPRESSION SOCKS
EXHAUST DEPARTMENT TABLET EJECTION FORCE MEASURING EQUIPMENT OF TABLET COMPRESSION MOLDING SYSTEM
CAR STOPPER
FREEZE TESTING APPARATUS FOR GROUND
DEVICE TO HAVE GOOD EMC
A DEVICE FOR DIRECTION INDICATING OF BICYCLE
HOUSING AND METHOD FOR MAKING THE SAME AND ELECTRONIC DEVICE THEREWITH
FACILITIES FOR EXRTACTING REFRIGERANT
APPARATUS AND METHOD FOR CONNECTING ANTENNA IN MOBILE PHONE
FORMING MACHINE EXCHANGE SYSTEM OF PIPE MANUFACTURE LINE
CONTRACTIONDEVICE OF FLARE NET A AUTOMOBILE
METHOD AND APPARATUS FOR DETECTING A SPECIFIC MOLECULE USING SURFACE-ENHANCED RAMAN SPECTROSCOPY
NETWORK ABNORMAL STATE DETECTION DEVICE USING HMM(HIDDEN MARKOV MODEL) AND METHOD THEREOF
CLEAN WATER DEVICE
DIGITAL SINGLE LENS REFLEX CAMERA
MANUFACTURING METHOD OF DEXIBUPROFEN ARGINATE