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
Improvements in or relating to the manufacture of polynuclear compounds
摘要
申请公布号
GB441119(A)
申请公布日期
1936.01.09
申请号
GB19340010841
申请日期
1934.04.10
申请人
E. I. DU PONT DE NEMOURS AND CO.
发明人
分类号
C09B3/78
主分类号
C09B3/78
代理机构
代理人
主权项
地址
您可能感兴趣的专利
BREAD MAKER
FLOATING AGENT FOR FLY-FISHING
METHOD FOR CONTROLLING AIR-FUEL RATIO OF INTERNAL COMBUSTION ENGINE
NEEDLE CAP OF INJECTOR
AUTOMATIC FREQUENCY ADJUSTMENT CIRCUIT
SURFACE TREATMENT OF METAL FILM AND SELECTIVE DEPOSITION OF METAL FILM
DEVICE FOR DETECTING CENTER OF STEERING ANGLE IN VEHICLE
NUCLEAR MAGNETIC RESONANCE IMAGING DEVICE
BUILT-IN SINK
SURFACTANT MIXTURE COMPOSITION
FRAME FOR THE SUPPORT AND WINDING OF SUN-AWNING SHAPERS AND ROLLERS
METHOD AND DEVICE FOR THE SELECTIVE REMOVAL OF H 2?S FROM A H 2?S-CONTAINING GAS
METHOD FOR PRODUCING TEXTURED YARN
POROUS PTFE
PRINTER WITH DEVICE FOR USE IN THE REMOVAL OF A PRINTED PORTION FROM A CONTINUOUS WEB DOCUMENT
ELECTRICAL CIRCUIT ELEMENT OPERATED BY A KEY
VENTIL MED INDVENDIGT PLACERET SPINDELGEVIND OG FREMGANGSMAADE TIL UDSKIFTNING AF EN PERMANENT TAETNING
ADAPTER FOR POWER TOOL INSTALLATION OF TANGLESS HELICALLY COILED INSERT
PLASTIC WITH A GREAT UV TRANSPARENCY AND PROCESS FOR PRODUCING IT
保温式可控蒸锅