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
GLASS MASK HOLDER
摘要
PURPOSE:To bend a glass mask toward a wafer surface for semiconductor formation, press the mask against the wafer and fix them tightly, thus enabling fine patterning.
申请公布号
JPS5227276(A)
申请公布日期
1977.03.01
申请号
JP19750103271
申请日期
1975.08.26
申请人
SUWA SEIKOSHA KK
发明人
MIYASAKA TSUGUMITSU
分类号
H01L21/027;G03F1/00;G03F1/54;H01L21/46;H01L21/68
主分类号
H01L21/027
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Impact-absorbing structure component
An installation for shaping a hollow blade
Process for the correction treatment of the pulp in a granite-cutting unit
Vehicle seat assembly having a field effect sensor for detecting seat position
Imaging apparatus having image data storing function
Beverage preparation system
TREATMENT METHOD FOR MAINTAINING FLAT A THIN FILM
TRANSIT VEHICLE WIRELESS TRANSMISSION BROADCAST SYSTEM
Crystallization method and apparatus thereof
Combination yarn for papermaking felts and method for making the same
Brackets
SUBMERSIBLE MOTOR-DRIVEN PUMP WITH AN ANTI-FROST DEVICE
REVERSE LINK AUTOMATIC REPEAT REQUEST
PASSIVE OPTICAL NETWORK ADDRESS ASSOCIATION RECOVERY
Improvements in ATM data transmission systems
FUEL PELLET FOR A NUCLEAR REACTOR AND METHOD FOR THE PRODUCTION THEREOF
Pneumatic tire
Boiler unit with remote management system
CRANBERRY-HARVESTING APPARATUS AND METHOD
POLISHING APPARATUS