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
Method of forming contact hole for semiconductor device
摘要
申请公布号
KR100618794(B1)
申请公布日期
2006.09.06
申请号
KR19990056568
申请日期
1999.12.10
申请人
发明人
分类号
H01L21/28
主分类号
H01L21/28
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Adhering preformed posterior palatal seal forming dentures and method
Rifle mount for vehicle and method of utilizing same
Method of producing a pre-printed label and the label
Modular motor vehicle chassis
Hydraulic antivibration device
Clothes hanger carrying device
Tape tension adjusting device for use in a video cassette recorder
High speed solenoid valve cartridge for spraying an agricultural liquid in a field
Electrical outlet box with integral support leg
Stamping press damped follower loop control system
Mechanical joint
Ticket dispensing device
Alliance coupler lock lifter securing arm
Drying rack
Rigid hinged-lid packet for elongated elements
Tobacco storage and smoking apparatus
Method and a device for surveying animal functions
True track trim blades
Trim enhancing device for a power boat
Frame brace universal mounting bracket assembly