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
Track relay
摘要
申请公布号
US1919064(A)
申请公布日期
1933.07.18
申请号
US19300489157
申请日期
1930.10.16
申请人
GENERAL ELECTRIC COMPANY
发明人
HULL ALBERT W.
分类号
B61L1/18
主分类号
B61L1/18
代理机构
代理人
主权项
地址
您可能感兴趣的专利
HIGH-TOUGHNESS WEAR-RESISTANT STEEL
PRODUCTION OF COPOLYMER
CONTROL CIRCUIT FOR VELOCITY-MODULATING CIRCUIT IN A TELEVISION RECEIVER
PRODUCTION OF FLAMEPROOFING YARN
METHOD FOR MOLDING AL-SI ALLOY POWDER
INFORMATION FILE DEVICE
DICTIONARY PRODUCTION SYSTEM FOR CHARACTER PROCESSOR
FUEL INJECTOR
MANUFACTURE OF UNREFINED WARM-FORGED ARTICLE HAVING HIGH STRENGTH
OPTICALLY ACTIVE HOMOPOLYMER OF 2-METHYLENE-4-SUBSTITUTED-1, 3-DIOXOLANE
INPUT DEVICE OF JAPANESE SENTENCE
AUTOMATIC CONNECTION SWITCHING DEVICE OF PLURAL TERMINAL EQUIPMENTS
SEMICONDUCTOR INTEGRATED LOGIC CIRCUIT
TURBINE CONTROL DEVICE
MICROFILM READER/PRINTER
OIL RETURNING DEVICE
DISPOSABLE THREE-LAYERED DIAPER AND ITS PRODUCTION
SOFTENER COMPOSITION
YARN LENGTH MEASURING APPARATUS IN SHUTTLELESS LOOM
WEFT YARN STORING METHOD AND APPARATUS FOR FLUID JET TYPE SHUTTLELESS LOOM
