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
Verfahren zur Darstellung von neuen Kondensationsprodukten der Benzanthronreihe
摘要
申请公布号
DE501082(C)
申请公布日期
1930.07.12
申请号
DE1928I033616D
申请日期
1928.02.22
申请人
I.G. FARBENINDUSTRIE AKT.-GES.
发明人
LUETTRINGHAUS DR. ARTHUR;NERESHEIMER DR. HEINRICH;EMMER DR. HANS JOSEF
分类号
C09B3/06
主分类号
C09B3/06
代理机构
代理人
主权项
地址
您可能感兴趣的专利
An improved appliance for securing the heads of brooms or brushes to their handles
Improvements in or relating to oven and like doors
Improvements in the connection fitments of mudguards and carriers for cycles and thelike
Improvements relating to electronic oscillators
Twist-grip controls for bowden or other flexible transmission members
Improvements in umbrellas
Improvements in or relating to electric switchgear
Improvements in or relating to submarine safety devices
Improvements in or relating to weatherproof wearing apparel for personal wear
Improvements in or relating to acoustic diaphragms
Improved sign letters or characters
Manufacture of cellulose esters
Improvements in and relating to indexes or directories for classifying information of any kind
Improvements in or relating to contacts for electric switches and other apparatus
Improvements in electrically-operated devices for driving advertising display and like apparatus
Improvements in convertible bodies of vehicles
Improvements in circulating devices for washing boilers
An improved connecting device for use with stranded metal cables
Improvements in the means of securing for display printed or other matter
Pyrophoric lighter