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
ETCHING METHOD
摘要
申请公布号
EP0513940(A3)
申请公布日期
1993.01.20
申请号
EP19920202432
申请日期
1989.03.01
申请人
BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY
发明人
DUROSE, KENNETH
分类号
H01L21/302;H01L21/20;H01L21/205;H01L21/306;H01L21/308;H01L21/311;H01L21/316;(IPC1-7):H01L21/306
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
INTERPOLATIONSVERFAHREN FUER EINE NUMERISCH GESTEUERTE MASCHINE
Anthracyclines, process for their preparation, intermediates and pharmaceutical formulation
FREMGANGSMAADE TIL UDVINDING AF MIKROORGANISMER, DER INDEHOLDER PHENYLALANINDEHYDROGENASE
FEINTEILIGES UEBERZUGSMITTEL UND DESSEN VERWENDUNG
Hydraulic engine mount
COLUMN FOR MASS-AND/OR HEAT TRANSFER-PROCESSES
VERFAHREN UND VORRICHTUNG ZUM BETREIBEN EINER FREMDGEZUENDETEN BRENNKRAFTMASCHINE
Method and monitor for reproducing a section of a video image
Rotary slide valve for liquids
Rotational speed sensor
Economiser for a cooling device or the like and machine equipped therewith
Seed drill
Device for actuating the doors of railway goods wagons
Munition
Method for centrally controlled telecommunications switching systems, in particular telephone switching systems with switchboard positions
Bodies made of highly porous sintered material
Active high-pass or low-pass filter
Cutting and stirring device
Method for transit time measurement of signals
Air-piston engine