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
Coloring composition
摘要
申请公布号
US2225604(A)
申请公布日期
1940.12.17
申请号
US19390278900
申请日期
1939.06.13
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
LUBS HERBERT A.;BLACK CRAYTON K.
分类号
D06P1/44;D06P3/32
主分类号
D06P1/44
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Improvements relating to apparatus for providing a Measurement of Electric Current in Digital Notation
Dip Transfer Electric Welding Apparatus
Circuit Arrangement for the Clock-Pulse Control of a Circuit Element such as a Bistable Trigger Circuit
Miniature Crossbar Multiswitch
Light Sensitive Material and Process
Fastener Member
Articulated Vehicles
Improvements in or relating to Building Constructions
Improvements in or relating to a Gear-Cutting Device
Improvements in or relating to Path-Seeking Networks
Spring Assemblies.
Temperature Regulating Device.
Mining Machine
Improvements in or relating to Coke Ovens
Syphons for Flushing Cisterns.
Infusion Bag and Method of Producing the Same.
Improvements in or relating to Dispensing Containers.
New Anthraquinone Dyestuffs and processes for their manufacture
Memory System
Photographic Development Processes