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
Choke
摘要
申请公布号
US2893435(A)
申请公布日期
1959.07.07
申请号
US19560563238
申请日期
1956.02.03
申请人
MCEVOY COMPANY
发明人
EICHENBERG ROBERT
分类号
E21B33/03;E21B34/02;F16K27/02
主分类号
E21B33/03
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Integrated services director (ISD) overall architecture
Boosted clock circuit for semiconductor memory
Semiconductor memory device for performing refresh operation and refresh method thereof
Method and apparatus for timing domain crossing
Halftone screen frequency and magnitude estimation for digital descreening of documents
Plasma display panel having scan electrode closer to address electrode
Method of informing pilot of aircraft of spark detected in gas turbine engine
Enclosure part for automotive vehicles, with a panel suitable for concealing an inflatable airbag
Driving circuit and display device
Mobile terminal having smart card coupled with RFID tag and method for performing RFID function in such mobile terminal
Coherent signal in a multi-processor system
Model and method for using an interactive rational agent, multiagent server and system implementing same
Steering wheel adapted for connection to finger dial of RC control unit
Prefabricated membrane based on modified polyurethane bituminous binder and process for production
Projection system for EUV lithography
Product purchase system, product purchase method, a storage medium for storing a program for executing the product purchasing method, and a server used therefor
método para estabelecer uma verificação e nó de rede composto por um sistema de telecomunicação
dispositivo de comunicação de motocicleta, sua estrutura de montagem e motocicleta
Medisch navigatiesysteem met gereedschap- en/of implantaatintegratie in fluoroscopische beeldprojecties en werkwijze voor het gebruik daarvan.
Stekkerdoos voor voertuig.
