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
HELICAL COAXIAL RESONATOR RF FILTER
摘要
申请公布号
US3437959(A)
申请公布日期
1969.04.08
申请号
USD3437959
申请日期
1966.01.20
申请人
JAMES E. WEBB;NASA USA
发明人
MYRON WALTER MAXWELL
分类号
H01L23/31;H03H2/00;(IPC1-7):H03J3/22;H03J3/26;H01P7/04
主分类号
H01L23/31
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Optical read/write apparatuses and methods for write frequency management
High purity lithium polyhalogenated boron cluster salts useful in lithium batteries
Laser emitting module, window cap, laser pointer, and light emitting module
Catalyst compositions, processes, and products utilizing pillared clays
Tool carrying and storage case
Method and system for forming and transmitting/receiving neighbor base station information in a BWA communication system
Methods of forming field effect transistors
Printing media feeding apparatus, printing apparatus provided with the feeding apparatus, printing media feeding speed control method and computer program
Image forming apparatus capable of effectively reducing color displacement
Cable modem module device, cable modem device, and broadcast receiving device
Low pressure ammonia synthesis utilizing adsorptive enhancement
Contour follower
Process for producing a leached fiber bundle, and improved leached fiber bundle
Kalanchoe plant named 'KJ 2003 0761'
Locked cache line sharing
Virtual file system
Method and arrangement for establishing and updating a user surface used for accessing data pages in a data network
Multi-tier data storage system
System and method for performing an electrosurgical procedure
Hair-styling accessory for tightening facial features
