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
摘要
申请公布号
JPS60144692(U)
申请公布日期
1985.09.25
申请号
JP19840032147U
申请日期
1984.03.05
申请人
发明人
分类号
B25D9/16;E21B1/00;E21B1/26;(IPC1-7):E21C3/20
主分类号
B25D9/16
代理机构
代理人
主权项
地址
您可能感兴趣的专利
INPUT DEVICE SHARED FOR BAR CODE READ AND COORDINATE SIGNAL DETECTION
PICTURE DISPLAY METHOD AND DEVICE
DIGITAL CORDLESS TELEPHONE SET SYSTEM
PERSONAL HANDY PHONE SYSTEM
CHIP-PROTECTIVE CAPILLARY FOR WIRE BONDING
COMPUTER SYSTEM AND KARAOKE DEVICE
INDIVIDUAL INFORMATION UTILIZATION SYSTEM
CLAMP CIRCUIT AND NONCONTACT TYPE INFORMATION CARD
POWER SUPPLY
PREAMPLIFIER AND PORTABLE ACOUSTIC EQUIPMENT USING THIS
COMMUNICATION KARAOKE TERMINAL
TELECAST PROGRAM CONTROLLER
DATA REPRODUCTION DEVICE
LIGHT MODULATOR
KARAOKE DEVICE
AUTOMATIC CALCULATION DEVICE OF SOUND IMAGE LOCALIZATION PARAMETER
MULTI-SPOT TELEVISION CONFERENCE SYSTEM
TELEPHONE SYSTEM
OPTICAL PICKUP DEVICE AND MANUFACTURE THEREFOR
MULTILANGUAGE VOICE TRANSLATION DEVICE
