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
Improved device for varying the damping of a tuned oscillatory circuit
摘要
申请公布号
GB510919(A)
申请公布日期
1939.08.10
申请号
GB19380016763
申请日期
1938.06.03
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H03H7/01
主分类号
H03H7/01
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Image processing method, apparatus, and storage medium
Method and apparatus for adjustments for delta-based power control in wireless communication systems
FITTING FURNITURE PART PIECE OF FURNITURE AND METHOD FOR PRODUCING A PLATE
APPARATUS AND METHODS FOR CHARACTERIZATION OF LUNG TISSUE BY RAMAN SPECTROSCOPY
OPTICAL MEASUREMENT DEVICE, OPTICAL MEASUREMENT SYSTEM, AND MODULE FOR CORRECTION
PROCESS FOR PRODUCING A NANOCOMPOSITE THERMOELECTRIC CONVERSION MATERIAL
SIMULATOR AND METHOD FOR SIMULATING THE TREATMENT OF A BIOLOGICAL TISSUE
A COLLAPSIBLE VEHICLE TRAILER
Surface active additive and photoresist composition comprising same
NANOTUBE ENABLED, GATE-VOLTAGE CONTROLLED LIGHT EMITTING DIODES
CYCLOPROPYL-FUSED PYRROLIDINE-BASED INHIBITORS OF DIPEPTIDYL PEPTIDASE IV AND METHOD FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS CONTAINING THE COMPOUNDS
SEMICONDUCTOR INTEGRATED CIRCUIT
Study management system based on an aptitude test
Reservation System For Counter Service
THE METHOD OF PELLETS COATING FOR MISCANTHUS SEED
Polyurethane foam fishing float the manufacturing method
EARTH ANCHOR FASTENER AND EARTH ANCHOR BRACKET PROVIDED WITH THE SAME
All-purpose knife for pizza
Integral vertical silicon carbide reactor for decomposing sulfuric acid and Pressurized decomposition method of sulfuric acid using the same
MULTI DOMAIN HORIZONTAL FIELD LIQUID CRYSTAL DISPLAY DEVICE HAVING LENTICULAR LENS
