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
摘要
申请公布号
JPS59144992(U)
申请公布日期
1984.09.27
申请号
JP19830039807U
申请日期
1983.03.18
申请人
发明人
分类号
H04R9/02;(IPC1-7):H04R9/02
主分类号
H04R9/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Substituted tetrahydroisoquinoline compounds, and process for producing them, and composition containing them
Combustion process using catalysts containing binary oxides
Hole filling blind rivet
Hydraulic brake system with anti-lock control
Cell-free Marek's disease virus vaccine
Process for preparing aliphatic polyesters
Automobile sunshade
Laser discharge tube
Sewing data forming device for sewing machining
Illuminated stilt apparatus
Tape recorder apparatus
Synthetic aperture radar having rotating antennas
Semiconductor integrated circuit for central processor interfacing which enables random and serial access to single port memories
Photosensitive material processing apparatus
IC card input/output control circuit
Process for hardening phenolic resins
Fiber reactive amino dimethicone copolyols
Phenol-modified silicones
Polymer scale preventive agent
Process to prevent scale adhesion during polymerization of vinyl monomers