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发明名称
烟花
摘要
申请公布号
CN3510265D
申请公布日期
2006.03.01
申请号
CN200430049535.5
申请日期
2004.04.30
申请人
兆丰烟花有限公司
发明人
叶君佩
分类号
22-03
主分类号
22-03
代理机构
中科专利商标代理有限责任公司
代理人
王新华
主权项
地址
香港九龙
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TUBULAR PILE FOR PILE DRIVING
Detection of objects passing through light beam - uses two beams of different wavelengths to eliminate erroneous reflections and has optical filter on reflector support cap
INSTALLATION POUR ECONOMISER L'ENERGIE LORS DU CHAUFFAGE, RESPECTIVEMENT LA CLIMATISATION DES LOCAUX
Container for car tools and accessories - is fitted on rear panel of engine compartment of front mounted engine
FREMGANGSMAATE OG INNRETNING FOR FJERNELSE AV OLJEFORURENSNINGER E.L. SOM FLYTER PAA EN VANNOVERFLATE
Permeable membrane - to vent a pyrotechnic fuel chamber without admitting moisture of high density polyethylene film or a sintered sheet
Three=phase motor starter circuit - uses thyristors as starter impedances varying their firing time in dependence on line phase current drawn by stator windings
Multiple function and value indicator for motor vehicle - contains electro=optical cell which is connected to control via semiconducting layer interface
Aneroid capsule pressure gauge - has corrugated membranes of insulating material carrying flat capacitor plates to give capacitance change on pressure variation
Continuous quenching of hot metal wire - in narrow slot traversed by high velocity cooling water
Irregular object detector adjacent conveyor belt - is for automatic mail sorting and comprises photodetector and reflective surfaces either side of belt
Slide bearing with endless roller train - in which bottom horizontal roller run projects through base aperture with continuous edge seal
Motor vehicle HT ignition coil - utilises two-state ferromagnetic wires for magnetic core of secondary winding, to improve performance at high engine speeds
ELECTRONIC WRIST WATCH WITH COMPUTER
CLUTCH*TWIST MECHANISM FOR ROLL SCREEN APPARATUS
ELECTRONIC CLOCK UNIT
GAS TREATING METHOD