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
Carrier-current intercommunication system
摘要
申请公布号
US2883459(A)
申请公布日期
1959.04.21
申请号
US19570685314
申请日期
1957.09.20
申请人
YVON ROY
发明人
ROY YVON
分类号
H04B1/50
主分类号
H04B1/50
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Tile for covering e.g. floor of building, has intermediate surfaces placed at height less than that of adherence surfaces for covering specific percentages of upper surface and forming channels between adherence surfaces
ELECTRONIC DEVICE SYSTEM WITH IDENTIFIER
SEMICONDUCTOR DEVICE
ROBOT ACTUATOR APPARATUS WHICH RESPOND TO EXTERNAL STIMULUS AND METHOD FOR CONTROLLING THE ROBOT ACTUATOR APPARATUS
Integrated circuit marking method, involves marking primary information of type binary or hexadecimal on integrated circuit, and cutting marked integrated circuit to separate marked integrated circuit from rest of semiconductor wafer
ARMOIRE ELECTRIQUE AVEC CONNEXION ELECTRIQUE A SA PORTE
Method and apparatus for processing image signal
In-line filament transformer for bipolar vacuum tube e.g. X-ray tube, high voltage lighting application, vacuum tube amplifier has shield that is provided in primary section of bobbin for shielding primary winding from secondary winding
Rolling shutter for swimming pool, has safety device engaging with cover and winding device and determining rolling shutter safety condition in which cover has closing position, so that it covers entire free surface of swimming pool
Fluidized bed chemical vapor deposition arrangement for manufacture of coated material, comprises reactors containing intake and exhaust lines inside the furnace jacket and insulation in the furnace jacket around the reactors
ROBOT NETTOYEUR DE PISCINE
SYSTEME DE COLONNE DE DIRECTION POUR VEHICULE AUTOMOBILE, ET VEHICULE AUTOMOBILE CORRESPONDANT.
AIGUILLE D'INJECTION PREFORANTE
TRAITEMENT DE BLOCS DANS UN DISPOSITIF DE DECODAGE PAR BLOCS
PROCEDE D'ETABLISSEMENT D'UNE COUVERTURE PERMETTANT UNE TELEDIFFUSION NUMERIQUE PAR REUTILISATION D'UNE MEME FREQUENCE
MALAXEUR A CUVE FIXE DONT LE TRAIN DE MALAXAGE PRESENTE UNE CASSEROLE SOLIDAIRE AU DESSUS DUDIT ARBRE DE ROTATION.
APPAREIL DE MESURE DE CARACTERISTIQUES OPTIQUES, PROCEDE POUR CELUI-CI ET SUPPORT D'ENREGISTREMENT
CARGO RESTRAINT DEVICE
A METHOD FOR PRODUCING N-ACETYLNEURAMINIC ACID
A METHOD FOR REPAIRING DAMAGED FILM AND A SYSTEM FOR MANUFACTURING A SEMICONDUCTOR CHIP
