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
Superpolyamide-formaldehyde reaction product
摘要
申请公布号
US2288279(A)
申请公布日期
1942.06.30
申请号
US19390309031
申请日期
1939.12.13
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
HOPFF HEINRICH;WEICKMANN AUGUST;UFER HANNS
分类号
C08G69/50
主分类号
C08G69/50
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Klaviatur für elektronische Musikinstrumente
Theft-proof screw connection combines head or nut, rotary sleeve, spring and tightening ring, with spanner
Rotary platform has underneath static platform, center axle, fluid mounting, and holes for transmitting force
Entladungslampe für dielektrisch behinderte Entladung
Presentation cabinet for small collectible objects e.g. model vehicles, has transparent double walled back filled with liquid through which gas bubbles
VOICE-INTERACTIVE MARKETPLACE PROVIDING TIME AND MONEY SAVING BENEFITS AND REAL-TIME PROMOTION PUBLISHING AND FEEDBACK
Device for electrically contacting conductive part of especially long cylindrical body such as tube or cable, has holder part for engaging contact part on its side furthest from basic body
Ball zur Verwendung in einer Zeigeeinrichtung und Zeigeeinrichtung
Bicycle-type training apparatus comprises pedal crank drive to which flywheel is effectively connected, which rotates around axis parallel to pedal crank drive axis
Foamed metal structure production comprises forming a gas/metallic powder particle mixture, accelerating onto a metallic substrate to form a layer of pressure welded metal particles, and thermally treating the coating on the substrate
Sulfonierungsverfahren
Device for injecting fuel in an internal combustion engine incorporates an injection nozzle protruding into a combustion area and a control valve structure to regulate a fuel outlet from it
Controlling injection jet pulse for internal combustion engine with common rail injection involves selecting individual injection pulse duration so flame front does not reach cylinder wall
Computerized image vectorization method involves creating vectorized images by analyzing and processing lines in bitmap images, intersection and shapes associated with lines in bitmap image
Manufacture of semiconductor device having trench insulation preventing residue of thick oxide film from being left after CMP step
Tracking adjustment of solar energy collector panels on roof for maximum efficiency
GOLF PUTTING PRACTICE AID
Zeitkritische Steuerung von Daten an eine taktgesteuerte Schnittstelle mit asynchroner Datenübertragung
Verfahren zur Verpackung von IC-Vorrichtungen, welche Hohlräume neben aktiven Gebieten enthalten, und verwandter Strukturen
SEAT BELT TENSION SENSOR
