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
(A1 B1) ;PROCESS FOR PREPARING SILDENAFIL
摘要
申请公布号
HR970326(A1)
申请公布日期
1998.06.30
申请号
HR19970000326
申请日期
1997.06.13
申请人
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
您可能感兴趣的专利
SYSTEM WHICH ENABLES A MOBILE TELEPHONE TO BE USED TO LOCATE GOODS OR SERVICES
Interactive multimedia push system and method of operating the same
Method for diagnosing a leak related problem in a vehicle
WRAP-AROUND ADVERTISING DISPLAY
Connector having staggered contact architecture for enhanced working range
Power conversion apparatus
RECORDING DEVICE
Glucocorticoid receptor modulators as antiinflammatory agents
Vinylsulfonate and vinylsulfonamide compounds
Antifungal peptides and methods of use thereof
Adaptive beam forming with multi-user detection and interference reduction in satellite communication systems and methods
DOWN-CONVERTER AND CALIBRATION METHOD THEREOF
Flp-mediated recombination
DISPLAY CONTROL CIRCUIT, DISPLAY CONTROL METHOD, AND DISPLAY CIRCUIT
LIGHT BEAM SCANNER
FIXING DEVICE, IMAGE FORMING APPARATUS, AND FIXATION CONTROL METHOD
NEGATIVE CHARGE TYPE MONOCOMPONENT TONER AND COLOR IMAGE FORMING APPARATUS
LAMINATE, FIXING MEMBER USING SAME, FIXING DEVICE, AND IMAGE FORMING APPARATUS
CAMERA
IMAGE FORMING APPARATUS AND WASTE TONER COLLECTING METHOD