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
Rear projection screen
摘要
申请公布号
US5076661(A)
申请公布日期
1991.12.31
申请号
US19910644723
申请日期
1991.01.23
申请人
NORTH AMERICAN PHILIPS CORP.
发明人
BRADLEY, RALPH H.
分类号
G03B21/62;H04N9/31
主分类号
G03B21/62
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Selective viewing control system for CATV
Remote programming of CATV channel authorization unit
Radio receiving circuit with a search tuning mechanism
Semiconductor memory circuit with control of bit line voltage balancing
Dynamic semiconductor memory with smaller memory cells
Single rail CMOS register array and sense amplifier circuit therefor
Bike brake light
Wide dynamic range analog-to-digital converter using linear prediction
ANNEALING OF SUBSTRATE
CUTTING POSITION DETERMINATION METHOD FOR FRONT AND REAR ENDS OF STEEL PLATE
RETINAL CAMERA
SCANNING TYPE IMAGE PICKUP DEVICE
LIGHT EMITTING DIODE ARRAY LIGHT SOURCE FOR READING PICTURE
EVALUATION OF METAL WIRING FILM
OPTICAL SYSTEM DRIVER
ELECTRONIC PEDOMETER
CHARACTER READER
CORONA ELECTRIFYING DEVICE
PHOTOSENSITIVE COMPOSITION
COLOR PHOTOGRAPH PRINTING DEVICE
