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
Method of preparing phthaloyl chlorides
摘要
申请公布号
GB644071(A)
申请公布日期
1950.10.04
申请号
GB19470026471
申请日期
1947.10.01
申请人
WINGFOOT CORPORATION
发明人
分类号
C07C51/58
主分类号
C07C51/58
代理机构
代理人
主权项
地址
您可能感兴趣的专利
VEHICLE POWER SUPPLY DEVICE MOUNTED WITH WASTE HEAT RECOVERY DEVICE AND OPERATION CONTROL METHOD
THERMOELECTRIC GENERATOR
SOLAR PANEL INSTALLATION BASE
PRINTED CIRCUIT BOARD
CLEANING SOLUTION GENERATOR, CLEANING SOLUTION GENERATING METHOD, SUBSTRATE CLEANING DEVICE AND SUBSTRATE CLEANING METHOD
TELEVISION HAVING COMMUNICATION FUNCTION, TELEVISION SYSTEM, AND OPERATION DEVICE FOR APPARATUS HAVING COMMUNICATION FUNCTION
ACTIVE ENERGY RAY-CURABLE COATING AGENT COMPOSITION
BALL SCREW
APPARATUS FOR PLASMA FILM FORMING AND METHOD FOR PLASMA FILM FORMING
BUDDING PENCIL
DUST COLLECTION FILTER BAG
MEDICAL SILK PAD
ELECTRIC CONNECTION BOX
PRINTED WIRING BOARD, SEMICONDUCTOR PACKAGE AND LAMINATED SEMICONDUCTOR DEVICE
WIRING METHOD AND WIRING STRUCTURE
ELECTRONIC COMPONENT ASSEMBLY MANUFACTURING APPARATUS
PRODUCTION METHOD AND PRODUCTION APPARATUS OF DOUBLE SIDE METAL LAMINATE FILM, AND MANUFACTURING METHOD OF FLEXIBLE DOUBLE SIDE PRINTED WIRING BOARD
SEMICONDUCTOR DEVICE
HIGH FREQUENCY SWITCHING MODULE AND HIGH FREQUENCY SWITCHING CIRCUIT
DETECTION TERMINAL DEVICE