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 system
摘要
申请公布号
US2249475(A)
申请公布日期
1941.07.15
申请号
US19390311527
申请日期
1939.12.29
申请人
ASSOCIATED ELECTRIC LABORATORIES, INC.
发明人
KESSLER FRANK
分类号
H04Q3/62
主分类号
H04Q3/62
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Open rack vaporizer
PANEL SYSTEM
AIR CONDITIONING SYSTEM FOR AUTOMOTIVE VEHICLES
Quantitative precipitation estimation system based dual polarization radars and method thereof
Photographing control method and apparatus according to motion of digital photographing apparatus
Optical signal transceiving network terminal device having single optical switch for bypass function and optical network ethernet system including the same with single optical fiber line
Signal-line driving circuit, display device and electronic equipments
DYNAMICALLY DETERMINING PROFITABILITY OF DIRECT FETCHING IN A MULTICORE ARCHITECTURE
Ladle preheating device
APPARATUS AND METHOD FOR OPTIMAL APPROXIMATE DECODING OF NETWORK CODED DATA FROM SOURCE DATA WITH UNIMODAL DISTRIBUTED DIFFENRECE OF SYMBOLS
WIND TURBINE
MGLU 2/3 ANTAGONISTS FOR THE TREATMENT OF AUTISTIC DISORDERS
TETRAZOLINONE COMPOUNDS AND THEIR USE AS PESTICIDES
PNEUMATIC TIRE
SUBSTRATE PROCESSING APPARATUS
VIDEO CODING INCLUDING SHARED MOTION ESTIMATION BETWEEN MULTIPLE INDEPENDENT CODING STREAMS
COMPOSITION, LIQUID CRYSTAL ALIGNING AGENT, LIQUID CRYSTAL ALIGNMENT FILM, AND LIQUID CRYSTAL DISPLAY ELEMENT
DYNAMIC CONTENT ITEM CREATION
TWO-OUTPUT-SHAFT MOTOR, MOTOR UNIT, POWER SIMULATOR, TORSION TESTING DEVICE, ROTATIONAL TORSION TESTING DEVICE, TIRE TESTING DEVICE, LINEAR ACTUATOR AND VIBRATION DEVICE
METHOD AND APPARATUS FOR SAVING PROCESSOR ARCHITECTURAL STATE IN CACHE HIERARCHY
