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
DISK MUFFLE
摘要
申请公布号
RO108714(B1)
申请公布日期
1994.07.29
申请号
RO19890142061
申请日期
1989.10.20
申请人
INSTITUTUL DE CERCETARI SI PROIECTARI PENTRU PETROL SI GAZE, CAMPINA
发明人
STANCIU ION;DUMITRESCU MARCEL
分类号
E21B17/10;(IPC1-7):E21B17/10
主分类号
E21B17/10
代理机构
代理人
主权项
地址
您可能感兴趣的专利
SUPPORT METHOD OF HONEYCOMB MOLDING BODY AND PRODUCTION METHOD OF HONEYCOMB STRUCTURE
PRINTING MACHINE
INSTRUMENT FOR EJACULATION PROMOTION DEVICE AND EJACULATION PROMOTION DEVICE UNIT
TOY FOR DABBLING IN WATER
GAME MACHINE
PREPARATION METHOD OF MYCELIUM OF PHELLINUS LINTEUS
PADDY-FIELD WORKING MACHINE
METHOD FOR PRODUCING GLUTATHIONE
METHOD FOR ADDING ZINC TO MOLTEN STEEL, AND METHOD FOR MANUFACTURING ZINC-ADDED STEEL
MULTIPLE LASER BEAM MACHINE
SURFACE TREATMENT DEVICE AND SURFACE TREATMENT METHOD
COATING APPARATUS
HOSE NOZZLE
CATALYST FOR HYPOCHLORITE DECOMPOSITION, METHOD FOR PRODUCING THE SAME AND METHOD FOR DECOMPOSING HYPOCHLORITE
UMBRELLA FRAMEWORK, AND UMBRELLA USING THE SAME
TOILET SEAT WITH HANDLE
SEWING MACHINE
X-RAY DIAGNOSTIC APPARATUS
DRUM TYPE WASHING MACHINE
ROLLING SCREEN
