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
TUNGSTEN CARBIDE TIP PUNCH
摘要
申请公布号
GB8522869(D0)
申请公布日期
1985.10.23
申请号
GB19850022869
申请日期
1985.09.16
申请人
PENG, D H
发明人
分类号
B21D28/34;B21D37/01;(IPC1-7):B21D37/01
主分类号
B21D28/34
代理机构
代理人
主权项
地址
您可能感兴趣的专利
MICROWAVE RESONATOR
RADIO TELEPHONE SYSTEM
TELEPHONE SET
PACKET ADDRESS CONVERSION CIRCUIT
CUTTING AND REMOVING DEVICE FOR FROZEN ROAD SURFACE
FILTER
CAM FOLLOWER WITH ROLLER
TICKET ISSUE DEVICE
WINDING DEVICE FOR POLYPROPYLENE FILM
SCREEN CONTROL SYSTEM FOR WINDOW APPLICATION
HYDROGEN GAS SEPARATION MEMBRANE
PROGRAM LOADING METHOD FOR COMPUTER SYSTEM
ADDITIONAL SERVICE ANALYSIS SYSTEM
LIQUID CRYSTAL ORIENTED FILM AND PRODUCTION THEREOF AND LIQUID CRYSTAL OPTICAL ELEMENT
DETECTING DEVICE FOR POSITION OF OPERATING TUBE HOLE OF HEAT EXCHANGER
ATOMIZATION COMBUSTION DEVICE
CONSTRUCTION METHOD FOR BALCONY
CONSTRUCTION METHOD FOR UNDERGROUND BEAM
PRODUCTION OF CASE HARDENING STEEL FREE FROM COARSENING OF CRYSTALLINE GRAIN AT THE TIME OF CARBURIZING HEAT TREATMENT
WAVE CONTROL STRUCTURE USING COLUMNAR MEMBER