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
Drilling device
摘要
申请公布号
US2410753(A)
申请公布日期
1946.11.05
申请号
US19410399917
申请日期
1941.06.26
申请人
SHIGERU SHINOMIYA
发明人
SHINOMIYA SHIGERU
分类号
E21B7/06;E21B7/08
主分类号
E21B7/06
代理机构
代理人
主权项
地址
您可能感兴趣的专利
PLANTILLA PARA ENVASE DE MEDICAMENTOS
Beam protection system for a door operator
PERMANENT ROD
REAL TIME CIRCUMSTANCE SIGN FOR T TYPE LOAD
APPARATUS AND SYSTEM FOR ESTIMATING LOCATION OF VEHICLE IN PARKING LOT
INVERTER CONNECTION APPARATUS WITH DETACHABLE INVERTER MODULE
THE BIDET FOR BABY
ELECTRONIC DEVICE AND METHOD FOR REGISTERING PERSONAL CLOUD APPARATUS IN USER PORTAL SERVER THEREOF
AN ADMINISTRATION PORT
LIQUID FORMULATION
CONTINUOUS TAKE OFF TECHNIQUE AND PRESSURE CONTROL OF POLYMERIZATION REACTORS
AUTOMATIC CUTTING MACHINE FOR SHEET MATERIAL
Method for generating snow and device for carrying out the method
Method for producing monocrystalline bismuth-stibium semiconductors
Method for treating ischemic brain stroke
Method for prophylaxis of dental caries
Hitch pin and receiver assembly
Entranceway for crustacean or fish trap
Plant pathogen inhibitor combinations and methods of use
A reconstituted high density lipoprotein formulation and production method thereof
