Preparation of organic acids,申请号US19310516838-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	Preparation of organic acids
摘要
申请公布号	US1940989(A)	申请公布日期	1933.12.26
申请号	US19310516838	申请日期	1931.02.18
申请人	E. I. DU PONT DE NEMOURS & COMPANY	发明人	LARSON ALFRED T.
分类号	C07C51/12	主分类号	C07C51/12
代理机构		代理人
主权项
地址

您可能感兴趣的专利

CONVERSATIONAL PLANT SYSTEM MAINTENANCE SUPPORTING DEVICE

METHOD OF CULTIVATING MALIGNANT B CELL STRAIN

NUMERICAL CONTROL DEVICE

METHOD FOR INCORPORATING HIGH POLYMER IN BIOLOGICAL CELL AND APPARATUS THEREFOR

ORIENTED MULTILAYER PLASTIC VESSEL AND MANUFACTURE THEREOF

EXCITER OF SELF-EXCITED AC GENERATOR

HEAT COMPRESSED CONNECTOR

PRODUCTION OF ASPHALT BOARD

APPARATUS FOR PERFORMING A SERIES OF CONNECTION BETWEEN VOIDOF GLASS BULB, GAS PRESSURE SOURCE AND/OR VACUUM SOURCE OF LAMP

ELECTROLYTIC EQUIPMENT HAVING CURRENT COLLECTING PLATE

PAPER FEED APPARATUS

AUTOMATIC SETTING DEVICE OF MACHINING CONDITION FOR ELECTRIC DISCHARGE MACHINE

STRUCTURE OF GROOVING BROACH

VOLTAGE CONTROLLER

LOW TEMPERATURE TORQUE TRANSMITTING JOINT

INTERFACE DEVICE FOR MICROPROCESSOR

NUMERICAL CONTROLLING DEVICE

RESISTIVE TERMINATOR

CONTROLLING METHOD OF SERVO MOTOR FOR COMPENSATING FRICTIONAL TORQUE