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
Acoustic diaphragm
摘要
申请公布号
US1825833(A)
申请公布日期
1931.10.06
申请号
US19290372759
申请日期
1929.06.21
申请人
HANS TENNESSE;FREDERICK BASSE
发明人
TENNESSE HANS;BASSE FREDERICK
分类号
H04R7/12
主分类号
H04R7/12
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Real Time Processing supported by Programmable Control Unit
METHOD AND DEVICE FOR TRANSMITTING CONTROL INFORMATION
MOBILE PEER-TO-PEER CONTENT SHARING METHOD AND SYSTEM
ANALOG FRONT-END CIRCUIT FOR MEASUREMENT
CONTENT ADDRESSABLE MEMORY DEVICE
Coupled Electron Shuttle Providing Electrical Rectification
PATH MEASURING APPARATUS
SYSTEM AND METHOD FOR VARIABLE SPEED GENERATION OF CONTROLLED HIGH-VOLTAGE DC POWER
DC Voltage-Operated Particle Accelerator
VEHICLE SIDE FAIRING SYSTEM
Apparatus and Method for Triple-Gate Diverter
IMAGE FORMING APPARATUS, CONTROL METHOD THEREFOR, AND COMPUTER-READABLE MEDIUM
EXPANDABLE WORKBENCH AND A METHOD OF USE
SOLID-STATE IMAGE SENSOR
IMAGE DATA PROCESSING SERVER
SINGLE LAYER CAPACITIVE IMAGING SENSORS
DISPLAY DEVICE, CONTROL METHOD AND PROGRAM THEREOF
AUTOSTEREOSCOPIC THREE-DIMENSIONAL IMAGE DISPLAY DEVICE USING TIME DIVISION
SYSTEM AND METHOD FOR ENHANCED POINT-TO-POINT DIRECTION FINDING
Inductive Couplers for Use in A Downhole Environment
