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 superheterodyne radio-receivers
摘要
申请公布号
GB683939(A)
申请公布日期
1952.12.10
申请号
GB19510015962
申请日期
1951.07.05
申请人
PHILIPS ELECTRICAL INDUSTRIES LIMITED
发明人
分类号
H03D7/08;H03H7/01;H03J3/28
主分类号
H03D7/08
代理机构
代理人
主权项
地址
您可能感兴趣的专利
ACTUATOR WITH A BUILT-IN REED SWITCH
RADIAL TYRE FOR PASSENGER CARS
CODING DEVICE FOR ULTERIORLY CODING ELECTRICALLY CONDUCTIVE CODE ARRANGEMENTS
DEVICE AND METHOD FOR ADJUSTING THE REGISTER IN A PRINTING PRESS WITH SEVERAL PRINTING UNITS
SKI BOOT
IMPROVEMENTS RELATING TO COOKING APPLIANCES
NMR IMAGING
DEVICE PROVIDED WITH A ROTATION INDUCTIVE SENSOR TO CONTROL PARTICULARLY THE IGNITION TIME OF COMBUSTION ENGINES
APPARATUS FOR PREPARING HOT DRINKS
A SWIVEL AND RETRACTABLE LOCKING APPARATUS FOR BICYCLES
METHOD OF TREATMENT OF MOVING SUBSTRATE BY DISCHARGE PLASMA AND DEVICE REALIZING THIS METHOD
GENETIC MANIPULATIONS WITH RECOMBINANT DNA COMPRISING SEQUENCES DERIVED FROM RNA VIRUS
WASTE HEAT RECOVERY BOILER SYSTEM AND METHOD OF OPERATING THE SAME
TONER, TWO-COMPONENT DEVELOPER AND IMAGE FORMING METHOD
Composite video signal luminance/chrominance separation circuit
Circuit means for rotational angle setting determination
Timing device
Magnetic resonance imaging apparatus
Shelf edge clip
GUIDE RAIL MOUNTING