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
JPS5344979(Y2)
申请公布日期
1978.10.27
申请号
JP19730024590U
申请日期
1973.02.28
申请人
发明人
分类号
H04R1/02;(IPC1-7):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
Pivoting deck vessel for allowing transfer to a fixed structure
Alginate oligomers for use in overcoming multidrug resistance in bacteria
Flat cutting edge for a cutting tool
A method of manufacturing a metal-coated stone tile
Railway rail fastening clip and insulator
A turbomachine casing assembly
OMITTED
A SELECTIVE H2 OR HE SEPARATION METHOD USING NATROLITE-TYPE ZEOLITES AS ADSORBENTS AND A NEW NATROLITE-TYPE ZEOLITE
Identification, detection and positioning of underwater accoustic reflectors
COMPOSITION FOR FORMING PRISM LAYER AND PRISM FILM MANUFACTURED USING THE SAME
Method of preparing humic acid from fermentation of kitchen waste
SOLID INK STICK WITH VISUAL ORIENTATION INDICATOR
CURABLE SILICONE-BASED COMPOSITION COMPRISING POLYCYCLIC HYDROCARBON SKELETON CONTAINING COMPONENT
WATERPROOF SHEET HAVING CHANNEL TYPE DRAINING GUIDANCE SHEET AND MANUFACTURING APPARATUS AND METHOD THE SAMEOF, TUNNEL WATERPROOF METHOD USING THE WATERPROOF SHEET
PISTON PUMP
CRUSH SORTING DEVICE OF A WASTE
SEMICONDUCTOR CRYSTAL GROWING APPARATUS AND METHOD
FACE MASSAGE APPARATUS
TRANSCRANIAL DIRECT CURRENT STIMULATION APPARATUS AND SYSTEM INCLUDING THE SAME
LIGHT EMITTING DIODE WITH IMPROVED LUMINOUS EFFICIENCY