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
DISPLAY BOARDS
摘要
申请公布号
CA669594(A)
申请公布日期
1963.09.03
申请号
CAD669594
申请日期
申请人
CHARLES W. ATTWOOD
发明人
CHARLES W. ATTWOOD
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
Bi-conical pin for fixing to hollow surface - contracts radially and elastically when driven, expands once home and with skirt-effecting seal
Pretreating cellulose fabrics with EVA copolymer dispersions - to improve dye thermo-transfer characteristics of fabric
Noise reduction in gas and smoke exhaust systems - is by propagation of out-of-phase acoustic waves by loudspeakers along three sides of rectangular structure
Crank shaft signal evaluation circuit for IC engine - applies signal to comparator which controls, variable ratio voltage divider via time constant circuit
Burner for liq. fuel - has atomiser to mix water with fuel, using constant pressure regulator
Self locking anchoring bolt - has elongated locking element with inclined head in recess of bolt shaft (NL 31.10.78)
Railway tie collar - has upper rail supporting portion having cavity slidably receiving ties and lower flared ballast-engaging portion
Dyeing compsn. for plastics article - comprising partly water-miscible solvent, surfactant, water and colourant which diffuses into surface layers to give bulk colouration effect
Sealable boat ventilator - has ball and gravity valves to prevent ingress of water in covering dome with spray deflectors
Impact support for car seat - has pneumatic bellows inside squab with inertial valve
Beehive providing good ventilation - has bottom section with removable front and rear walls, and air vents in side and rear walls
Hay tedder swathe forming system - has rake wheels swung apart and rotation sense changed on swinging tractor cross beam
MECANISME DE FERMETURE A BLOCAGE D'UNE CUVE DE GRAND DIAMETRE
DISPOSITIF DE REGULATION DE LA CHARGE D'UNE BATTERIE D'ACCUMULATEURS
PROCEDE POUR VERIFIER LA VOIX D'UN INDIVIDU
CONNECTEUR ELECTRIQUE
PROCEDE ET APPAREIL POUR LA DETERMINATION DE LA TENEUR EN SOUFRE DANS L'ANALYSE D'ECHANTILLONS
DISPOSITIF POUR FORMER DES PILES D'ARTICLES PLATS EN FEUILLE PLASTIQUE, COMPORTANT UN TAMBOUR D'EMPILAGE A CHARGE ELECTROSTATIQUE
PROCEDE D'ALIGNEMENT OPTIQUE DE MOTIFS DANS DEUX PLANS RAPPROCHES ET DISPOSITIF D'ALIGNEMENT METTANT EN OEUVRE UN TEL PROCEDE
LAMPE A DECHARGE ELECTRIQUE BASSE PRESSION