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
AUTOMATIC TELEPHONE SYSTEM
摘要
申请公布号
CA336323(A)
申请公布日期
1933.10.10
申请号
CAD336323
申请日期
申请人
THE NORTHERN ELECTRIC COMPANY
发明人
VICTOR STERLING THARP
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
ELECTRON SOURCE AND IMAGE-FORMING DEVICE
ELECTRON SOURCE SUBSTRATE, IMAGE DISPLAY DEVICE AND MANUFACTURING METHOD FOR ELECTRON SOURCE SUBSTRATE
ELECTRON EMISSION ELEMENT, IMAGE-FORMING DEVICE AND ELECTRON BEAM LITHOGRAPHY SYSTEM
PRESSURE SENSITIVE ADDITION CROSSLINKING SILICONE COMPOSITION, METHOD FOR MANUFACTURING THE SAME, METHOD FOR BONDING ADDITION CROSSLINKING SILICONE COMPOSITION WITH BASE MATERIAL AND COMPOSITE MATERIAL
IMAGE FORMING DEVICE
MULTICOLOR IMAGE FORMING METHOD AND TONER USED FOR THE SAME
ACTIVE MATRIX TYPE LIQUID CRYSTAL DISPLAY PANEL
IMPROVED WIRELESS LOCAL AREA NETWORK
ELECTROSTATIC ATTRACTION DEVICE
HEAT TREATING BOAT
WAFER SUPPORT PLATE
LARGE SCALE NxN TYPE WAVEGUIDE GRATING ROUTER
RECORDING MEDIUM STORED WITH CIPHERED AUDIO DATA, RECORDING DEVICE AND METHOD THEREOF, AND REPRODUCING DEVICE AND METHOD THEREOF
DRIVING CIRCUIT FOR EL DISPLAY DEVICE
LIQUID CRYSTAL MEDIUM
AUTHENTICATING METHOD AND ITS VERIFIER DEVICE
METHOD AND SYSTEM FOR PROVIDING APPLICATION SERVICE
METHOD AND SYSTEM FOR AUTHENTICATING DIGITAL CONTENTS
ROLL FOR ELECTRONIC APPARATUS AND METHOD FOR MANUFACTURING THE SAME
SHAFTLESS MAGNETIC ROLL AND DEVELOPING DEVICE