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
BENT VIBRATOR
摘要
PURPOSE:To obtain a crystal vibrator of excellent frequency-temperature vibrator, by varying the resonance frequency through the movement of mercury in a column provided to the tip of a tuning-fork arm owing to variation in temperature.
申请公布号
JPS53149785(A)
申请公布日期
1978.12.27
申请号
JP19770064507
申请日期
1977.06.01
申请人
SEIKO INSTR & ELECTRONICS
发明人
KAWASHIMA HIROFUMI
分类号
H03H9/21;H03H3/04
主分类号
H03H9/21
代理机构
代理人
主权项
地址
您可能感兴趣的专利
SAW ATTACHMENT MECHANISM
HEAVY METAL REDUCTION IN PLANTA
CONTROL DEVICE OF ELECTRIC MOTORCYCLE
STORAGE SYSTEM
METHOD AND APPARATUS FOR SIGNALING IN DIGITAL RADIO SYSTEMS
CONTROL DESK
ADJUSTMENT MECHANISM FOR PUMP SEAL
METHOD FOR MAKING A FILTER SEGMENT FOR A DISC FILTER AND THE FILTER SEGMENT
METHOD AND DEVICE FOR THE DRY FORMING OF A FIBER WEB
VESICULAR STOMATITIS VIRUSES
SHIELDED ELECTRICAL CABLE
COMPOSITION COMPRISING HELENA ROOT FOR TREATMENT OF PROSTATE CANCER
COMPOSITION COMPRISING PSORALEA CORYLIFOLIA FOR TREATMENT OF PROSTATE CANCER
COMPOSITION COMPRISING CINNAMON FOR TREATMENT OF PROSTATE CANCER
METHOD FOR EVALUATING THERMAL PLASTICITY OF COALS AND CAKING ADDITIVES, AND METHOD FOR PRODUCING COKE
HELMET WITH MAGNETIC FIXING MEANS FOR EYEWEAR
CARBON DIOXIDE FIXATION METHOD AND CARBON DIOXIDE FIXATION APPARATUS
TUBULAR INLINE EXHAUST FAN ASSEMBLY
PRODUCTION OF HIGH-CETANE DIESEL PRODUCT
DITHIIN-TETRA(THIO) CARBOXIMIDES FOR CONTROLLING PHYTOPATHOGENIC FUNGI