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
Improvements relating to document files or folders
摘要
申请公布号
GB676101(A)
申请公布日期
1952.07.23
申请号
GB19490006238
申请日期
1949.03.08
申请人
MOLLIE STEPHENSON BARRETT;JACK BARRETT
发明人
分类号
B42F15/00
主分类号
B42F15/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Exhaust emission control apparatus for internal combustion engine
COMPOSITION AND TREATMENT FOR BALDNESS
SUBSTITUTED ARYL PIPERAZINES AS NEUROKININ ANTAGONISTS
Apparatus for obtaining good contact of a printing substrate in a printing press
Novel compounds
Shredder
Display rack with channel front member
Strain gauge
Dual flow filter
Optical networks
Novelty
Waveguide structure
Novel compounds
Centralizer
Grinding apparatus
A high speed information processing and communication system
Roller skate improvement
Method
A mudguard bracket assembly
Improvements in automotive catalysts
