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
Parametric amplifier
摘要
申请公布号
GB912407(A)
申请公布日期
1962.12.05
申请号
GB19610005497
申请日期
1961.02.14
申请人
HUGHES AIRCRAFT COMPANY
发明人
分类号
H01J25/49
主分类号
H01J25/49
代理机构
代理人
主权项
地址
您可能感兴趣的专利
BATTERY VOLTAGE DETECTION DEVICE
SOLID OILY CLEANSING COSMETIC
DEVELOPMENT METHOD AND DEVELOPMENT DEVICE
FLEXIBLE SUBSTRATE AND ELECTRONIC APPARATUS
DEVICE FOR SUPPORTING INNER SURFACE OF PILE, AND PILE PUNCHING METHOD
OPTICAL GLASS, PREFORM FOR PRESS MOLDING, AND OPTICAL COMPONENT
LENS DRIVE DEVICE, STEREO LENS SYSTEM, AND LENS DRIVE METHOD
MOBILE BODY
SCROLL COMPRESSION DEVICE
PAPER FEEDER
OIL-IN-WATER COSMETIC
BASE FOR COSMETIC, AND THE COSMETIC BLENDED THEREWITH
PRESENCE/ABSENCE DISPLAY SYSTEM
FACILITY CONTROLLING SYSTEM AND METHOD
IMAGE FORMING APPARATUS AND IMAGE FORMING PROGRAM
AIR CONDITIONER
AIR CONDITIONER
TIME CAPSULE SYSTEM AND TIME CAPSULE
ELECTRIC POWER TOOL
CRYSTALLINE POLYMORPH OF 6,6-(9-FLUORENYLIDENE)-DI(2-NAPHTHOL) AND METHOD FOR PRODUCING THE SAME