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
TELEPHONE CALL TRANSMITTER
摘要
申请公布号
CA413120(A)
申请公布日期
1943.06.08
申请号
CAD413120
申请日期
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED;BELL TELEPHONE LABORATORIES
发明人
RUDOLPH FREDERICK MALLINA
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
SIGNAL DETECTING SYSTEM OF MULTI WIDE CAPACITIVE TOUCH-SCREEN
Wärmeregulierende MRT-Vorrichtung zur Bildgebung eines Neugeborenen
Feldgerät
CONNECTOR DEVICE
Vorrichtung zum Umlenken und zur Verbreiterung des Sichtbereichs
DISPLAY DEVICE, CALIBRATION METHOD OF DISPLAY DEVICE, AND DISPLAY METHOD OF DISPLAY DEVICE
PULLING ROLLS FOR MAKING SHEET GLASS AND METHODS OF MAKING AND USING
Beschlag zur verdeckten Anordnung im Falz zwischen einem Flügel und einem Rahmen eines Fensters, einer Tür oder dergleichen
NETWORK LIGHTING SYSTEM USING LED AND PROJECTOR
METHOD FOR IDENTIFYING DUCK USING MULTIPLEX PCR
MASK WITH ASSIST PATTERN
ORGANIC LIGHT-EMITTING DISPLAY APPARATUS AND MANUFACTURING METHOD THEREOF
TOUCH SENSING DEVICE AND METHOD FOR DECIDING TOUCH INPUT KEY
BIOMARKER FOR EARLY SELECTION OF CALCIUM DEFICIENCY INSENSITIVE LINE IN BRASSICA OLERACEA AND USES THEREOF
NOVEL ORGANIC ELECTROLUMINESCENT COMPOUNDS AND AN ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME
EVAPORATOR
IMPROVED VACCINE COMPOSITIONS
CRYSTALLINE FORMS OF AN ALKOXYIMIDAZOL-1-YLMETHYL BIPHENYL CARBOXYLIC ACID
INFORMATION PROCESSING APPARATUS, CONTROL METHOD THEREOF, STORAGE MEDIUM, AND IMAGE PROCESSING APPARATUS
NEW ASSOCIATION BETWEEN 4-{3-[CIS-HEXAHYDROCYCLOPENTA[C]PYRROL-2(1H)-YL]PROPOXY}BENZAMIDE AND AN ACETYLCHOLINESTERASE INHIBITOR, AND PHARMACEUTICAL COMPOSITIONS CONTAINING IT