Production of aromatic polycarboxylic acids,申请号US19510216840-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	Production of aromatic polycarboxylic acids
摘要
申请公布号	US2673216(A)	申请公布日期	1954.03.23
申请号	US19510216840	申请日期	1951.03.21
申请人	DE DIRECTIE VAN DE STAATSMIJNEN IN LIMBURG	发明人	GOEDKOOP MARTINUS L.
分类号	C01F7/72;C07C51/27	主分类号	C01F7/72
代理机构		代理人
主权项
地址

您可能感兴趣的专利

REMOTE CONTROL SYSTEM USING MOBILE TERMINAL

WELDING SEALED BATTERY

PROTECTIVE ELEMENT FOR ELECTROCHEMICAL DEVICE

SECONDARY BATTERY

SOLID ELECTROLYTE CAPACITOR

DISK REPRODUCING DEVICE

LAMINATED INDUCTANCE ELEMENT

DEVICE WITH DIELECTRIC LAYER

MOBILE TERMINAL AND ITS COMMUNICATION CONTROL SYSTEM

MOBILE TELEPHONE TERMINAL AND DATA SPECIFIED TERMINAL

MOTOR AND DISK DRIVE DEVICE

ELECTRIC CONNECTOR

PIEZOELECTRIC VIBRATOR AND PIEZOELECTRIC FILTER

MAGNETIC DISK DRIVE HAVING FUNCTION FOR ADJUSTING CUTOFF FREQUENCY OF FILTER, BOOST QUANTITY AND FILTER COEFFICIENT

NETWORK SYSTEM, MAIN MEMORY RESIDENT DATA MANAGEMENT METHOD AND RECORDING MEDIUM

SEMICONDUCTOR DEVICE AND ITS FABRICATING METHOD

METHOD AND DEVICE FOR INFORMATION PRESENTATION AND PROGRAM

DIGITAL TELEVISION BROADCASTING RECEIVER