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
POLISHING DEVICE FOR INNER WALL OF METAL PIPE
摘要
申请公布号
JPH0631540(A)
申请公布日期
1994.02.08
申请号
JP19920207137
申请日期
1992.07.10
申请人
NEC CORP
发明人
NAKAGAWA SHINJI
分类号
B23H9/00;B23H9/02;B24B5/40;(IPC1-7):B23H9/00
主分类号
B23H9/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
ELECTRONIC CONTROL TYPE STEPLESS SPEED CHANGE GEAR
SEMICONDUCTOR DEVICE
COMBINED STEAM AND GAS TURBINE POWER PLANT
MANUFACTURE OF LAMINATED TYPE PIEZOELECTRIC ACTUATOR
GALLIUM ARSENIDE SUBSTRATE AND MANUFACTURE THEREOF
ELECTRONIC CONTROL SYSTEM RADIO SONOBUOY
ROCKING-TYPE CONTINUOUS DITCHER
CONTROLLER OF MICROMOTOR IN DENTAL HANDPIECE
BASE DRIVE CIRCUIT OF SWITCHING REGULATOR
PIEZO-ELECTRIC ELECTROACOUSTIC TRANSDUCER
DATA COMMUNICATION EQUIPMENT
DIELECTRIC RESONATOR
CONTROL SYSTEM OF SOLENOID VALVE
INSULATED GATE TYPE FET
PROTECTING CIRCUIT OF INVERTER DEVICE
MAGNETICALLY LEVITATING TYPE DC LINEAR MOTOR
PIEZO-ELECTRIC ELECTROACOUSTIC TRANSDUCER
VIDEO RECORDING AND REPRODUCING DEVICE
SEMICONDUCTOR DEVICE
SEMICONDUCTOR DEVICE
