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
A TUNNEL LINING WITH A GROOVE AND THE METHOD FOR CRACK PREVENTION
摘要
申请公布号
KR20060089767(A)
申请公布日期
2006.08.09
申请号
KR20050010489
申请日期
2005.02.04
申请人
HYODONG DEVELOPMENT CO., LTD.
发明人
KIM, DONG MAN
分类号
E21D11/00;E21D11/10
主分类号
E21D11/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
AMPLIFIER
DOUBLE VELOCITY CONTROL APPARATUS AND METHOD OF CD-ROM DRIVE
SURFACE MOUNTER
VIDEO SIGNAL REPRODUCING CIRCUIT VIDEO TAPE RECORDER
METHOD FOR DRIVING A DISC TRAY IN THE COMPACT DISC DRIVE
VERTICAL LINE DOUBLING METHOD AND APPARATUS FOR HDTV CAMERA
LOCKING APPARATUS AND METHOD IN MULTIPROCESSOR SYSTEM
RECEIVER HAVING ANALOG AND DIGITAL VIDEO MODE AND RECEIVING METHOD THEREOF
SAMPLING FREQUENCY CONVERSION CIRCUIT
HEAD SUSPENSION ASSEMBLY OF HARD DISK DRIVE
THE PREPARING METHOD OF NYLON6 FILAMENT BY SUPER SPEED SPINNING METHOD
COMPLEX PREPARATION FOR ORAL USE
CHITOSAN OLIGOSACCHARIDE ACID SALT FOR THE TREATMENT OF FISH DISEASES
CIRCUIT SWITCH INCLUDING PROVIDING IDLE CODES
HIGH FREQUENCY AND HIGH TEMPERATURE PLASMA TORCH
MICROWAVE OVEN
APPARATUS OF REMOVING CLOCK SKEW IN DIGITAL SYSTEM
SPINDLE MOTOR
SUPER ABSORBENT RESIN COATED WITH IONOMER
OPENING AND SHUTTING APPARATUS OF HELMET COVER
