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
Communication system
摘要
申请公布号
US2150241(A)
申请公布日期
1939.03.14
申请号
US19350007674
申请日期
1935.02.23
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
NICHOLS HARRY J.;THOLSTRUP HENRY L.
分类号
H04L5/06
主分类号
H04L5/06
代理机构
代理人
主权项
地址
您可能感兴趣的专利
INSTALLATION OF SOLAR HEAT COLLECTOR
BIFILAR VIBRASJONSDEMPER FOR HELIKOPTERROTOR
LIGHT WIDE-OPEN OBJECT LENS
Apparatus for shearing and crimping
Tonearm position setting device
Sensor fault detection by activity monitoring
Device for detecting the direction and change of rotational speed of a rotating element
Device for the programmed control of operative sequences, in particular for cassette-type tape recorders
Semiconductor device
Line driver circuit for a local area contention network
Method for the serial transmission of binary data and devices for its implementation
Bearing-less remotely journalled dynamo electric machine, particularly alternator for combination with a gas turbine
Orbital tool support system for EDM machines and other machine tools
Plastic containers, particularly canisters
Electric flash apparatus
Process for preparation of folic acid derivatives
Recovery of platinum-group metals from ores
Process of making L-gulono gamma lactone
Process for electrophoresis
Non-polluting, cooling method and heat recuperative sintering method