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
Zugbeeinflussungseinrichtung
摘要
申请公布号
DE558661(C)
申请公布日期
1932.09.09
申请号
DE1931A060745D
申请日期
1931.02.17
申请人
ASSOCIATED TELEPHONE & TELEGRAPH COMPANY
发明人
分类号
B61L3/12
主分类号
B61L3/12
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Faserverstärkter, geformter Gegenstand aus Kunststoff und Verfahren zu seiner Herstellung
1-NAPHTHYL ALKYLPIPERIDINE DERIVATIVE
GSK-3ß INHIBITOR
FILTERTUCH UND AUSTAUSCHBARES FILTERMODUL
ROUTE SEARCHING DEVICE, ROUTE SEARCHING METHOD, ROUTE SEARCHING PROGRAM AND RECORDING MEDIUM
DILUENT FROM HEAVY OIL UPGRADING
DAYTIME STELLAR IMAGER
APPARATUS AND METHOD FOR PROVIDING A TEMPERATURE COMPENSATED REFERENCE CURRENT
MECHANICALLY-TUNABLE OPTICAL-ENCODED FORCE SENSOR
PREPARATION OF NUCLEOSIDES RIBOFURANOSYL PYRIMIDINES
SERVICE DISCOVERY IN BROADCAST NETWORKS
VAKUUMPUMPE
MULTIPLE DRAW GAP LENGTH ORIENTATION PROCESS
DISK CARTRIDGE
Producing an extruded plastic profile with an edge or surface perpendicular to the extruder comprises heat treatment of the edge or surface to alter its qualities
Antenna searching method for contactless smart card, involves adjusting capacitive sensor with electronic potentiometer, where adjustment pressure of potentiometer is measured and detected by analog-digital converter
Molding-on process for plastic materials involves using excess material in injection of first component localized at one or more material injection points of second component
Process to join cavity wall tubular rail car body to rail car chassis by insertion of robotic weld head thru gap in outer wall
Alternator control system for e.g. lorry, has machine controller transmitting noise to clutch in response to sliding condition of clutch, and reducing unit for reducing step-up of electrical energy in response to noise
Roller inking system cleaning method for printing machine, involves using series of colors of print job for intensive cleaning of inking system, and washing inking system to remove color, which is contaminated by color residues, from system
