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
LOUDSPEAKER SYSTEMS
摘要
申请公布号
GB1586441(A)
申请公布日期
1981.03.18
申请号
GB19770000678
申请日期
1977.12.06
申请人
MARCONI CO LTD
发明人
分类号
H03G3/32;(IPC1-7):H03G3/20
主分类号
H03G3/32
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Apparatus for dielectric testing of gloves
Device and process with doubled capacitors
Moldable polybenzimidazole filaments and process for producing molded and foamed products from these filaments
Oxide deposition method
Photopolymerizable composition
Clock resynchronization after a track jump
Pressure-sensitive adhesives
Ambulatory dialysis system and connector
Retractable and reusable self-locking fastener
Method of dissolving organic filter cake
Music translation device
Membrane-gel diffusion device
System for selecting, on the basis of their size, wood veneers
Belt lock for a belt strap safety system
Method of manufacturing a gasket having multiple regions of different densities and thicknesses
Filter for dry cleaning solvent
Method of operating a fluidized bed reactor
High speed logic circuit having feedback to prevent current in the output stage
Well tool
Mobile satellite receiving antenna especially for recreation vehicle
