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
Pipe tong
摘要
申请公布号
US2313743(A)
申请公布日期
1943.03.16
申请号
US19400329598
申请日期
1940.04.15
申请人
BYRON JACKSON CO.
发明人
GRAU HERBERT E.;LUNDEEN CHESTER A.
分类号
E21B19/16
主分类号
E21B19/16
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Internal hub transmission with a coaster brake for a go-cart
Guard rail
ARITHMETIC PROCESSING DEVICE WITH A DISPLAY CONTROLLER FOR HANDLING INVALID KEY INPUTS
DUAL POLARISED ANTENNA ARRAY AND METHOD FOR MANUFACTURING THE SAME
Spreading device for granular or powder material
Basket, machine and plant for dyeing textile materials
Vehicle body floor structure
A carrier for a bicycle
Bus system and access control method
Recording tape cartridge
Fuel Injector
Device for the suspended transport of flat workpieces
METHOD AND DEVICE FOR MONITORING A MASS FLOW IN A PNEUMATIC PIPELINE
Flow Field Plate for Use in Fuel Cells
WIDTH CONTROLLING DEVICE OF PIN SEAT RAIL FOR TENTER MACHINE
Haltevorrichtung für plattenförmige Elemente
Lampe mit einem Betriebsmonitor und Betriebsmonitor für eine Lampe
Sensorsystem
OPTICAL INFORMATION RECORDING MEDIUM AND METHOD FOR MANUFACTURING SAME
Detection method of genetic polymorphism in ovine kappa-casein