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
DAMAGE-RESISTANT OPTICAL PARAMETRIC DEVICE
摘要
申请公布号
US3490050(A)
申请公布日期
1970.01.13
申请号
USD3490050
申请日期
1968.01.04
申请人
BELL TELEPHONE LAB. INC.
发明人
DANIEL WEINER
分类号
G02F1/35;G02F1/355;G02F1/39;(IPC1-7):H03F7/06
主分类号
G02F1/35
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Power failure detection and correction in a flash memory device
Apparatus and method for identifying and/or for analyzing potential patent infringement
Mobile self-recovery chair
Method of manufacturing a food packaging article
Safety device for use with a sports helmet
Modified interleukin-1 receptor antagonist(il-1ra) with reduced immunogenicity
Epidural patient support
Method and system for identification of pay-per-view programming
Diffraction grating-based encoded micro-particles for multiplexed experiments
Window regulator
Detecting and blocking spoofed Web login pages
Reverse molded panel, method of manufacture, and door manufactured therefrom
Apparatus for manufacturing flexible packages having slide closures
Hard disk drive authentication for personal video recorder
Protecting software from unauthorized use by applying machine-dependent modifications to code modules
Assessment of tooth structure using laser based ultrasonics
Phosphorus-containing compound
Vehicular Transmission
Method and apparatus to provide a GMR lapping plate texturization using a photo-chemical process
Sharpeninig device
