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
FORMATION OF CONTACT HOLE
摘要
申请公布号
JPH0846037(A)
申请公布日期
1996.02.16
申请号
JP19940177144
申请日期
1994.07.28
申请人
SONY CORP
发明人
MIZUMURA AKIRA
分类号
H01L21/302;H01L21/3065;H01L21/3213;H01L21/768;(IPC1-7):H01L21/768;H01L21/306;H01L21/321
主分类号
H01L21/302
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Apparatus for sensing electrically a form or symbol
Improvements relating to gear chamfering machines
Method and arrangement for mounting elastically flexible sealing rings in internal grooves
Improvements relating to index mechanisms
A device for selective fine or gross control of a push-pull cable core
A stock and die device
Improvements in and relating to magnetohydrodynamic electricity generating systems
Automatic coupling and decoupling device
Water-soluble azo dyestuffs
Process for producting nicotinamide dinucleotide
Improvements in or relating to the screening of printed circuit boards
Improvements in and relating to continuous vulcanization
Improvements relating to brazing alloys of the copper-nickel-zinc type
Improvements relating to main and emergency supply electric apparatus
Improvements in or relating to methods of and apparatus for cutting sheet material
Dental constructions and process for making them
Pressure sensitive adhesive
Sätt att framställa terapeutiskt värdefulla pyrimidonderivatar
Sätt att färdigbereda icke i vätskeform föreliggande matvaror
Vulkbara kompositioner på basis av syntetiska sampolymerer