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
Photographic filter
摘要
申请公布号
US2202737(A)
申请公布日期
1940.05.28
申请号
US19390260418
申请日期
1939.03.07
申请人
KAMPFER
发明人
KAMPFER ADOLF H.;SCHATTMANN ALBERT
分类号
G03B33/00;G03C7/06
主分类号
G03B33/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
HYDROXAMIC AND CARBOXYLIC ACID DERIVATIVES
ELECTRIC CONDUCTIVE METAL FIBER AND FUNCTIONAL COMPOUND USING SEAT TYPE HEATER AND PREPARING THEREOF
Composition comprising an extract of Aruncus dioicus. for the prevention and treatment of ischemic diseases and degenerative brain diseases
EMERGENCY BRAKE DEVICE OF ELEVATOR
Shuttle cock feeder
DISPOSABLE WEARING ARTICLE
GM-CELL CIRCUIT WITH IMPROVED LINEAR CHARACTERISTICS
ORGANOMETALLIC COMPLEXES AND THEIR USE AS PRECURSORS TO DEPOSIT METAL FILMS
A Brush-Stand
DAMPER FOR FURNITURE
SUPPLEMENT BELT FOR THE PILLAR STRUCTURE
Storage electrode of capacitor and fabricating method thereof
Anordning och förfarande för tvärförsegling
Increasing a range of trajectory shells for explosive substances by utilizing folding/fixed rear guide fins with specified radial extent range and folding/fixed front steerable so-called canard fins with aerodynamic bearing surfaces
FOAM FILTER FOR AQUARIUM HAVING FUNCTION OF PURIFYING AIR AND WATER
SISTEMA DI STAMPAGGIO AD INIEZIONE PER LA PRODUZIONE DI PARTICOLARI COMPLESSI, AVENTI LA CARATTERISTICA PECULIARE DI ESSERE CAVI E RELATIVO DISPOSITIVO.
Bottom blade type helicopter
don't steal a glance system
Underkalibrerad granat med lång räckvidd
MANUFATTO PER EDILIZIA.
