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
Synthesis of camphor
摘要
申请公布号
US1983894(A)
申请公布日期
1934.12.11
申请号
US19300498204
申请日期
1930.11.25
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
BERGER ERNST K. H.
分类号
C07C49/437
主分类号
C07C49/437
代理机构
代理人
主权项
地址
您可能感兴趣的专利
ENGINE CONTROLLER
VALVE ON-OFF MOTION CHANGEOVER SYSTEM
REGULATOR OF FUEL INJECTION PUMP
COOLING SYSTEM OF ENGINE FOR VEHICLE
NOISE CONTROLLER
VIBRATION DAMPING DEVICE
SCREW-TYPE MULTI-TIERED PARKING DEVICE
METAL PLATE DISCHARGE DEVICE OF METAL PRINTING MACHINE
METHOD AND BAG FOR SEALING AND PRESERVING CLOTHING
EASILY DISPOSABLE PAPER CONTAINER
PACKING DEVICE
TRUNK ROOM OF PASSENGER CAR
RAIN DROP DRAIN GUIDE DEVICE FOR ROOF OF MOBILE VEHICLE
OIL-HYDRAULIC STEERING DEVICE OF CLAWLER VEHICLE
AUTOMTIVE REINFORCEMENT MATERIAL AND MANUFACTURE THEREOF
TOOL AND METHOD FOR CORRECTING DISTORTION OF RESIN PLOTTER BASE BOARD
NOVEL MULTILAYERED COMMUNICATION SHEET
JAPANESE PAPER REINFORCING AGENT FOR MASTER PAPER FOR THERMAL STENCIL PRINTER
BASE REGENERATION-TYPE TRANSFER RECORDING DEVICE
PRINTING DEVICE AND PRINTING PROCESS