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
System and method for evaluating raters of scoring constructed responses to test questions
摘要
申请公布号
GB9922049(D0)
申请公布日期
1999.11.17
申请号
GB19990022049
申请日期
1998.03.20
申请人
EDUCATIONAL TESTING SERVICE
发明人
分类号
G09B7/02
主分类号
G09B7/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Multilayer ZnO polycrystalline diode
Process for manufacture of chiral succinic acid derivatives
Method for isolating polymer resin from solution slurries
Amide- or imide-introduced copolymer, preparation thereof and a photoresist comprising the same
Process for dyeing UV stabilized polyester film
Thermal processing of metal alloys for an improved CMP process in integrated circuit fabrication
Controlling chlorination of wastewater and chloramination of drinking water
Surface mount electronic component having electrodes suppressing the occurrence of migration
Aliphatically unsaturated hydroxy benzoates and preservative compositions thereof
Treatment for diabetes
Method for forming metal wire using titanium film in semiconductor device having contact holes
Method for fabricating semiconductor device
Process for producing silicon carbide fiber
Low conversion once-through hydrocracking process
Device for applying layers of hard material by dusting
Chlorine dioxide pulp bleaching process having reduced barium scaling by recycling post-chlorination waste filtrate
Method for removing extraneous matter by using fluorine-containing solution
Bottle rocket launcher
Method of lining a tunnel and apparatus for performing the same
Intuitive beam directing control device for use in light conveyance system