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
Piezoelectric crystal
摘要
申请公布号
US2388596(A)
申请公布日期
1945.11.06
申请号
US19430471884
申请日期
1943.01.09
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
BROOKS ROBERT E.
分类号
H03H9/09
主分类号
H03H9/09
代理机构
代理人
主权项
地址
您可能感兴趣的专利
SIGNAL PROCESSOR
SUPERCONDUCTOR
PID CONTROLLER
ELASTIC KNIT FABRIC
Radio transmitter receiver transceiver system for recording interactions between animals
Av eti lezzeti veren madde.
Enteral bilesimler için lif karisimi.
Propionibacterium vector.
Disintegrin homologs.
Antihistaminik spiro bileşikler.
STEEL TIRE CODE IMPROVING CORROSION RESISTANCE AND PRODUCING METHOD THEREFOR
ENCRYPTION APPARATUS USING DATA ENCRYPTION STANDARD ALGORITHM
HEIGHT ADJUSTING DEVICE OF COVER FOR MANHOLE
BANNER ADVERTISING METHOD
2-DIMENSIONAL NONLINEAR INTERPOLATION SYSTEM USING EDGE INFORMATION AND METHOD THEREFOR
ADVERTISEMENT SERVICE METHOD AND APPARATUS FOR THE SAME
METHOD FOR BONDING ENGINEERING BALL TO HIGH PERFORMANCE CHIP OR SUBSTRATE AND APPARATUS THEREFOR
CONSTRUCTION METHOD AND STRUCTURE OF MULTI-SPAN PSC I BEAM BRIDGE BY SPLIT TENSION METHOD
CLOCK WHOSE ALARM IS STOPPED BY SENSING MOVEMENT OF HUMAN BODY AND METHOD FOR STOPPING ALARM OF THE SAME CLOCK
Recovery of code lines after jam in cheque processing system
