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
Adjustable attenuator
摘要
申请公布号
US2927287(A)
申请公布日期
1960.03.01
申请号
US19570668476
申请日期
1957.06.27
申请人
EGEN ELECTRIC LIMITED
发明人
BOWMAN ALFRED
分类号
H01P1/22
主分类号
H01P1/22
代理机构
代理人
主权项
地址
您可能感兴趣的专利
VIDEO PROJECTOR
INSULATED GATE TYPE FIELD EFFECT SEMICONDUCTOR DEVICE
MANUFACTURING OF SEMICONDUCTOR DEVICE
PREPARATION OF SEMICONDUCTOR DEVICE
OPERATING METHOD OF SCANNING CONVERSION TYPE STORAGE TUBE
DISPLAY UNIT
MANUFACTURING METHOD OF FLUORESCENT LAMP
TIME SETTING MECHANISM
ALUMINUM ALLOY FOR HIGH STRENGTH DIE CAST
CONTROLLING METHOD FOR PRESSURE OF GAS SUCKED IN SULFURIC ACID PLANT FOR TREATING SMELTING EXHAUST GAS
VACUUM BREAKER
DEVICE FOR OPERATING SWITCH
PATTERNED COLORED SURFACE TREATING METHOD OF ALUMINUM MATERIAL
WASHING MACHINE
BALL FLIP GAME MACHINE
DEGASSING METHOD FOR MOLTEN STEEL
SPRING APPARATUS FOR SEAT
CARBOXYLEREDE CELLUOSE-ION-BYTTEMATERIALER FREMGANGSMAADE TIL DERES FREMSTILLING SAMT DERES ANVENDELSE TIL FJERNELSE AF TUNGMETALIONER FRA VANDIGE OPLOESNINGER
SEMICONDUCTOR DEVICE
SUPER HIGH VOLTAGE DISCHARGING LAMP
