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
BORING DEVICE
摘要
申请公布号
JPH03290589(A)
申请公布日期
1991.12.20
申请号
JP19900092686
申请日期
1990.04.07
申请人
KANOBOORINGU:KK;YAMAMOTO TETSUKOUSHIYO:KK
发明人
OSHIKA HARUO;SASAKI SHUN;KAWAKAMI HIROMI;HAGA KAZUO
分类号
E21B19/18;E21B1/00;E21B1/26;E21B3/00;E21B6/00;E21B6/02
主分类号
E21B19/18
代理机构
代理人
主权项
地址
您可能感兴趣的专利
SPEED CONTROL SYSTEM FOR MAGNETIC VIDEO TAPE RECORDING SYSTEM
NICKEL-CADMIUM BATTERY RECEPTACLE
EPOXIDE RESIN COMPOSITIONS
VINYLSULFONIUM POLYMER PRINTING FLUID
MOLDED OR FORMED ARTICLE CONTAINING POLYMER-MODIFIED FIBERS
LOW DENSITY CONCRETE
PROCESS FOR THE PRODUCTION OF POLYALKYLCYCLOHEXENES AND POLYALKYLBENZENES
OXIDATION OF HYDROCARBONS
PROCESS FOR PREPARING 4-(PHENYLTHIOMETHYL) ANILINES, FUNGICIDAL COMPOSITIONS CONTAINING THEM AND PROCESS FOR COMBATTING FUNGUS INFESTATIONS THEREWITH
MARINE SEISMIC CABLE LEAKAGE DETECTION
LOW NOISE LINE KEYER
HALOGENATED CYCLIC ENOLS AND SALTS THEREOF
ISOLATION OF CYTOCHROME C
TREATMENT OF CATALYSTS
ELECTROLYTIC TECHNIQUE FOR HYDROGEN RECOVERY
METHOD FOR ENHANCING EFFICIENCY OF RECOVERY OF SEMI-CONDUCTOR MATERIAL IN PERTURBABLE DISPROPORTIONATION SYSTEMS
METHOD OF PRODUCING ALUMINUM
MELANGES HERBICIDES
CATALYTIC REACTOR
TRANSPORTPACKUNG FUER PATRONIERTE GESCHOSSE.
