METHOD FOR ETCHING OPENINGS WITH A CONTROLLED WALL PROFILE,申请号EP19860105947-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	METHOD FOR ETCHING OPENINGS WITH A CONTROLLED WALL PROFILE
摘要
申请公布号	EP0201037(A3)	申请公布日期	1988.03.23
申请号	EP19860105947	申请日期	1986.04.30
申请人	INTERNATIONAL BUSINESS MACHINES CORPORATION	发明人	CHEN, LEE;MATHAD, GANGADHARA SWAMI
分类号	H01L21/302;H01L21/3065;H01L21/311;(IPC1-7):H01L21/31;H01L21/60	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

Turbine type flowmeter

METHOD FOR MULTISTAGE BLEACHING OF WOOD PULP

ELECTRONIC PROGRAM GUIDE AND TEXT CHANNEL DATA CONTROLLER

Intravascular stent

Composite closure and method of making same

System and method of electronic mail filtering

THERAPEUTIC PREPARATION FOR INHALATION CONTAINING PARATHYRO D HORMONE, PTH

Non-Reusable Retractable Safety Syringe

Customizing a telecommunications apparatus

TURNOVER-SEQUENCER STAGING APPARATUS AND METHOD

Improvements in and relating to workpiece gauging

A Light Incense Holder

Method of joining and apparatus for use in the same

Vehicle attention device

Modelling system

Olefin hydration process and catalyst

Door fastening mechanism

Apparatus for irrigation