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
SPEAKER DEVICE
摘要
申请公布号
JPH02126793(A)
申请公布日期
1990.05.15
申请号
JP19880280970
申请日期
1988.11.07
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
TAKEWA HIROYUKI;SATO KAZUHIDE;HANAKAWA EIICHI;OBATA SHUICHI
分类号
H04R1/02
主分类号
H04R1/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
MILL
FENCE POLE
Subtraction processing method and apparatus for radiation images.
Apparatus for the dosed filling of bulk products, especially liquids.
Flexible container with a double-walled casing body surrounding an inner bag, and method of producing the container.
Loading device for a bulk container, especially a refuse collecting container.
Extractor with fluidified plate for hygroscopic products.
Semiconductor memory circuit including a charge absorbing circuit.
Perfluoropolyethers, and a process for the preparation of the same.
Apparatus for controlling the tracking position of a head in an apparatus for recording or reproducing information.
Automated food processing equipment.
Process for making high-glycerin soap bars.
Multi-color printing apparatus of surfaces of bodies of rotation.
CRT deflection distortion correcting circuit.
Method and dilution refrigerator for cooling at temperatures below 1K.
Insulation stabilized against high voltage.
N-substituted pseudo-aminosugars, their production and use.
Polymer coating composition.
Method to cut off a preferably band shaped running web of tearable material and means to carry out the method.
Aqueous interpolymer emulsions, process for preparing them and their uses, especially as binders for paper sizing.