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
QUATERNARY AMMONIUM SUBSTITUTED STEROL DERIVATIVES AND THEIR PREPARATION
摘要
申请公布号
KR1019930005995(B1)
申请公布日期
1993.07.01
申请号
KR1019910003530
申请日期
1991.03.05
申请人
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
您可能感兴趣的专利
POUCH CONTAINERS AND FILMS THEREFOR
PROCEDIMIENTO PARA OBTENCION DE PREPARADOS EFERVENCENTES DE IBUFERON, REF. LE A 26 462-SV
PICTURE PROCESSING UNIT
COMMUNICATION SYSTEM
ADAPTIVE NONLINEAR PROCESSING SYSTEM
PATH SWITCHING METHOD FOR SIGNAL COUPLING TAKING-OUT DEVICE
WAVELENGTH STABILIZED LASER
FORMATION OF THIN SEMICONDUCTOR FILM
WIRING BOARD, AND DEVICE AND METHOD FOR MANUFACTURING SAME
THIN FILM MULTI-LAYERED CIRCUIT BOARD AN MANUFACTURE THEREOF
MULTILAYER WIRING FORMATION METHOD
COIN CARRIER DEVICE FOR AUTOMATIC VENDING MACHINE
TEXT PROCESSOR
SUBSTRATE CAD DEVICE
MULTI-VOLUME DATA UPDATING SYSTEM
ATTRIBUTE DISPLAY SYSTEM FOR CHARACTER PATTERN
THERMAL TRANSFER MAGNETIC RECORDING MEDIUM
HEAT DEVELOPMENT IMAGE FORMING DEVICE
METHOD FOR LONG-TERM PRESERVATION OF PHOTOGRAPH
ACCESSORY FOR CAMERA