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
Bearing alloy
摘要
申请公布号
US2136655(A)
申请公布日期
1938.11.15
申请号
US19380198271
申请日期
1938.03.26
申请人
SHELL DEVELOPMENT COMPANY
发明人
RYAN JULIAN G.
分类号
C22C20/00
主分类号
C22C20/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Improvements in or relating to holders
Cdinrt cd cushion pack
Agricultural machines
Device for use in the calculation of betting odds
Improvements in or relating to organic compounds
Improvements relating to assemblies of envelopes and associated document enclosures
Mixer
Apparatus for trimming a workpiece
Lateral jetting
Bearing material
Electrically polarised materials for protection against inhalation of pollen and other airborne particles
Load-carrying vehicle
Vehicle anti theft device
Improved method of engraving
Wheel disc lock
Novel compounds
Novel compounds
Attachment device
Drinking aid
Castor assembly
