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
Magnetic recording apparatus
摘要
申请公布号
US2499895(A)
申请公布日期
1950.03.07
申请号
US19450620920
申请日期
1945.10.08
申请人
WALKER JOSEPH B
发明人
WALKER JOSEPH B.
分类号
G11B15/18;G11B23/087
主分类号
G11B15/18
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Guide device for air blower of ceiling air conditioner
DETERMINING USABILITY OF ANALYTICAL TEST STRIP
ULTRASOUND PROBE
Fabricating method of graphene
Speed Sensing System of Multi- Road Lane and Speed Sensing Method of Multi-Lane
An Electroforming Master and Manufacturing Method thereof
MBY1320 Thermostable Saccharomycopsis fibuligera MBY1320 with amylolysis and alcohol production ability and fermented liquor therefrom
DOWNLINK CONTROL SIGNALLING FOR INDICATION OF INTERFERING LAYERS
MOUNTING MEMBER
Composition for preventing formation of biofilm comprising rhamnolipid and method for preventing formation of biofilm using the composition
MULTI-ORIENTATION TEST STRIP
Spring-load type caster structure
PORTABLE DRIP COFFEE EXTRACTING DEVICE
SURFACE-MODIFIED NANOPARTICLES
Rotation auxiliary equipment of lighthouse lantern
Distributed rolling perforated device
Auswechselbares Schweiß- und Schutzband
- - METHODS APPARATUSES AND ARTICLES FOR PROVIDING NETWORK-BASED MEASUREMENTS USER EQUIPMENT-BASED POSITIONING
-- System of executing unified process-device-circuit simulation
METHOD AND SYSTEM FOR PERFORMING SECURITY MONITORING ON FILE DOWNLOADING
