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
4-TOLUENESULPHONIC ACID
摘要
申请公布号
GB1573517(A)
申请公布日期
1980.08.28
申请号
GB19770020201
申请日期
1977.05.13
申请人
HOECHST AG
发明人
分类号
C07C309/30;C07C67/00;C07C301/00;C07C303/06;(IPC1-7):C07C143/28;C07C139/00
主分类号
C07C309/30
代理机构
代理人
主权项
地址
您可能感兴趣的专利
METHOD AND APPARATUS FOR DYEING TEXTILE MATERIAL IN ROPE FORM
DISCHARGE LASER IN A TURBULENT TRANSVERSAL FLOW
ELECTRO-MECHANICAL TIMEPIECE WITH STEPPER MOTOR
BOTTOM PART FOR AN AUTOMOTIVE VEHICLE
MODULAR ELECTRICAL CONNECTOR ASSEMBLY
DIETARY FIBER AND METHOD OF MAKING
ELECTRONIC POWER MODULE FOR A STATIC CONVERTER
BRUSHLESS D.C. MOTOR AND SWITCHING DEVICE FOR USE IN SUCH A D.C. MOTOR
STIMULATOR
ION-SENSITIVE DEVICE
KEY INPUT DEVICE
COMBINED EDM AND ULTRASONIC DRILLING
TARGET OF IMAGE PICKUP TUBE
A SEMICONDUCTOR DEVICE
MOVABLE COIL LINEAR MOTOR
SPOT NETWORK SYSTEM
REMOTE CONTROL SIGNAL TRANSMITTER
COLOR IMAGE DISPLAY DEVICE AND COLOR CAMERA
TELETEXT RECEIVER
ATTRACTIVE CURRENT COLLECTOR
