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
VERFAHREN UND BOHRGERAET ZUM BOHREN VON LOECHERN IM ERDREICH ODER FELS, INSBESONDERE ZUR HERSTELLUNG VON VERPRESSANKERN
摘要
申请公布号
DE4126919(A1)
申请公布日期
1993.02.18
申请号
DE19914126919
申请日期
1991.08.14
申请人
STUMP BOHR GMBH, 8045 ISMANING, DE
发明人
TUDORA, GEORG, DIPL.-ING., 8013 OTTENDICHL, DE;PORZIG, RALF, DIPL.-ING., 8016 FELDKIRCHEN, DE
分类号
E21B6/00;E21B7/20;E21B19/14;E21B19/20
主分类号
E21B6/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Gaming machine with buy feature games
SYSTEM AND METHOD FOR HIERARCHICAL ADMINISTRATION OF COMPLEXITEM STRUCTURES FOR ON-LINE AUCTION ENVIRONMENTS
REVERSE AUCTION METHOD AND SYSTEM
CONCORDANTLY UV-PHOTOPROTECTING AND ARTIFICIAL TANNING COMPOSITIONS
STARCH
MID-LEVEL HANDLE FOR FLOOR CARE DEVICE AND METHOD OF USING HANDLE
A COMPOSITE
APPARATUS FOR CONTROLLING HEART ASSIST DEVICES
Lokring(R) fitting having improved anti-torsion capability
Circuit arrangement for controlling an analog voltage signal
Player choice game feature
Improvements in ground engaging blades for grader moldboards
Gaming machine with automated feature
An electrostatically switched ink jet device and method of operating the same
A motor arrangement for a print engine
Improvements relating to contextual help information
Mammalian cytokine: interleukin-B30 and related reagents
Bistable spring construction for a stent
System for customized electronic identification of desirable objects
Method and system for processing supplementary product sales at point of sale terminal
