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
NL6618455(A)
申请公布日期
1967.07.03
申请号
NL19660018455
申请日期
1966.12.30
申请人
发明人
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
METHODS AND APPARATUSES FOR DETECTING A CORROSION INHIBITOR
PHOTOGRAPHING APPARATUS AND METHOD
THICK FILM SILVER PASTE AND ITS USE IN THE MANUFACTURE OF SEMICONDUCTOR DEVICES
MANIPULATOR CARRIER FOR ELECTRON MICROSCOPES
Electronic Irrigation System Software
HIGH-STRENGTH, HIGH-HARDNESS BINDERS AND DRILLING TOOLS FORMED USING THE SAME
VOLTAGE SWITCH CIRCUIT
ZOOM LENS ASSEMBLY AND MOBILE TERMINAL THAT INCLUDES A ZOOM LENS ASSEMBLY
TOUCH SENSING DEVICE AND MANUFACTURING METHOD THEREOF
POINT OF SALE (POS) PERSONAL IDENTIFICATION NUMBER (PIN) SECURITY
CHOCOLATE BEVERAGE CONTAINING NITROUS OXIDE AND CARBON DIOXIDE
Rod Clamping Devices for Hanging or Pulling Rod Strings in a Wellbore
CULVERT WITH A DEFORMATION ZONE
SECONDARY BATTERY
DETERMINING BOUNDARY STRENGTH VALUES FOR DEBLOCKING FILTERING FOR VIDEO CODING
CAPACITOR WITH DEEP TRENCH ION IMPLANTATION
INFRARED RAY DETECTION ELEMENT AND INFRARED RAY DETECTION DEVICE HAVING THE SAME
MOULD ASSEMBLY WITH A HEATING DEVICE
Ammunition Magazine Holder
METHOD OF FORMING PATTERN
