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
DIFFERENTIAL AMPLIFIER
摘要
申请公布号
GB8713387(D0)
申请公布日期
1987.07.15
申请号
GB19870013387
申请日期
1987.06.08
申请人
PHILIPS ELECTRONIC & ASSOCIATED INDUSTRIES LTD
发明人
分类号
H03F3/345;H03F3/34;H03F3/347;H03F3/45
主分类号
H03F3/345
代理机构
代理人
主权项
地址
您可能感兴趣的专利
MANUFACTURE OF SEMICONDUCTOR DEVICE
SEPARATED TYPE LIQUID-AIR CYCLE ENGINE
AIR CONDITIONER
PHOTOSENSITIVE TRANSFER TYPE IMAGE FORMING DEVICE
AUTOMATIC DOCUMENT FEEDER
FIBER-REINFORCED PLASTIC VALVE BODY FOR CHECK VALVE
SPHERICAL VALVE
CYLINDER
METHOD FOR DETERMINATION AND CONTROL OF THICKNESS OF ROVING CUT FIBER
PRODUCTION OF ALUMINUM ALLOY SUBSTRATE FOR MAGNETIC DISK
VACUUM APPARATUS
IMPROVEMENT OF ADHESIVE STRENGTH BETWEEN BASE MATERIAL AND THIN COBALT OR COBALT-ALLOY FILM
APPARATUS FOR PURIFYING MOLTEN METAL
PRODUCTION OF METAL POWDER
AUTOMATIC CONSTANT SPEED RUNNING TYPE ULTRAVIOLET RAY IRRADIATION DEVICE
STEEL SHEET HAVING EXCELLENT BRIGHTNESS AND WORKABILITY
FIBROUS URANIUM ADSORBENT HAVING HIGH PERFORMANCE
PORTABLE FAR INFRARED MOXIBUSTION APPARATUS
REACTION PLATE
MANUFACTURE OF RECTANGULAR-CONDUCTOR COIL
