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
GESTEINSBOHRER
摘要
申请公布号
DE3544433(A1)
申请公布日期
1987.06.19
申请号
DE19853544433
申请日期
1985.12.16
申请人
HILTI AG
发明人
SCHOLZ,DIETER;FLESCH,FRIEDRICH
分类号
E21B10/46;E21B10/44;E21B10/56;E21B10/58;E21C35/18;(IPC1-7):E21B10/44;B28D1/14
主分类号
E21B10/46
代理机构
代理人
主权项
地址
您可能感兴趣的专利
RADIO TRANSMISSION POWER CONTROLLER
SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE
PATTERN TRANSFER METHOD
WIRING METHOD FOR SEMICONDUCTOR DEVICE
SOUND VOLUME ADJUSTING METHOD
SEMICONDUCTOR INTEGRATED CIRCUIT
RESIST ASHING METHOD
DEVELOPING DEVICE
ELECTROPHOTOGRAPHIC COPYING DEVICE
STRIP-WOUND TRANSFORMER
DRIVE CIRCUIT FOR LEVEL METER
AIRTIGHT VESSEL FOR ENCAPSULATING RADIOACTIVE SUBSTANCE
ELECTRIC TYPE WATER METER FOR BULK MATERIAL
PRESSURE MEASURING APPARATUS WITH ORIFICE
HYDRAULICALLY OPERATED SELF-ENCLOSED TWO-WAY SEAT VALVE
HYDRAULIC VIBRATOR
SURFACE TREATMENT OF ALUMINUM MATERIAL FOR HIGH VACUUM APPARATUS
VALVE GEAR FOR CONTROLLING LIQUID FLOW
IMPROVEMENT IN ELECTROPLATING PROCESS
ANTICORROSIVE TREATMENT OF COPPER AND COPPER ALLOY
