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
STELLMECHANISMUS FUER GESTEINSBOHRMASCHINE
摘要
申请公布号
DE2912478(A1)
申请公布日期
1980.03.13
申请号
DE19792912478
申请日期
1979.03.29
申请人
GARDNER-DENVER CO.
发明人
READE MAYER,JAMES
分类号
E21B19/24;E21B7/02;E21B15/00;E21B15/04;E21B19/08;(IPC1-7):E21C11/00
主分类号
E21B19/24
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Flexible window molding
Corner assemblies for concrete form panels
Method of observing vasculogenesis in vitro using cultured allantois
Flat plate and light guide plate
Ultrasonic vibrator capable of infallibly preventing drops of water from entering the inside of a casing of the vibrator even if autoclave sterilization without a drying process is performed
Method of forming shallow trench isolation structure in a semiconductor device
System for storage and output of objects
Liquid crystal dispensing apparatus
Method for production of foamed plastics
Information processing method and information processing apparatus
Dispensing head for dispensing a product
Reconfigurable optical add-drop multiplexer
Collapsible pogo stick
Merchandise display case and system
Microwave unit door with viewing window
Method and apparatus for image forming capable of effectively performing color displacement detection
Planar optical circuit and optical transmission system
Test device for filter systems, method for testing filter systems, and computer program therefor
Photoreactor with self-contained photocatalyst recapture
Protective suspension system for portable computer
