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
Process for preparing beta-phthalimido propane derivatives
摘要
申请公布号
US2492554(A)
申请公布日期
1949.12.27
申请号
US19460686160
申请日期
1946.07.25
申请人
NOPCO CHEMICAL COMPANY
发明人
CHODROFF SAUL;KAPP ROLAND;BECKMANN CHARLES O.
分类号
C07D209/48
主分类号
C07D209/48
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Evaporator, particularly for air conditioning devices
Joint for geodesic dome
Highway game
Barbed fishing lure with pivoted spring means for attaching a plastic worm thereto
Lamp shade reminder clock
Tubing slip pulling tool
Device for attaching and removing rubber bearing about pipe stems
Hose clip
Disposable cap construction
Toy camera having picture ejection mechanism
Animated action toy bird
Protractable straight-edge with vise
Rose plant
Method for resurfacing bowling alleys
Reactor/separator device for use in automated solid phase immunoassay
Stabilized ferromagnetic chromium dioxide and process for obtaining same
Method for chemical embossing a foamable thermoplastic resin sheet using an ink composition containing a chemical blowing agent
Bias over-center latch with positive locking feature
Golf practice apparatus
Pinball game having active targets