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
Automatic phonograph
摘要
申请公布号
US2065056(A)
申请公布日期
1936.12.22
申请号
US19310515233
申请日期
1931.02.12
申请人
ARVID DAHLSTROM
发明人
DAHLSTROM ARVID
分类号
G11B17/04
主分类号
G11B17/04
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Materials for the separation of copper ions and ferric iron in liquid solutions
Fuel injection valve
Anti-chipping recording disc, reading method and recording head
Reduced particulate etching
Method of determining thiopurine methyltransferase activity
Potentiation of inclusion complex formation of cyclodextrin derivatives
Method of pretreating pulp with yield or strength-enhancing additive
Protective gas shield apparatus
Device for the treatment of a region of a human body, in particular facial treatment device
Method and apparatus for making smooth shifts during mode changes of an HMT when using mechanical clutches
Very low temperature refrigeration system with controlled cool down and warm up rates and long term heating capabilities
Information recording medium, information recording apparatus and information reproducing apparatus
Bioabsorbable brachytherapy device
Semiconductor device having a solid state image sensing device and manufacturing method thereof
Method and apparatus for tracing remote ends of networking cables
Multilayer film with lamination and heat-sealable sides, and having antifogging properties
Optical switch
Method and apparatus for determining VoIP QoS characteristics of a network using multiple streams of packets and synchronizing measurements of the streams
Sustained-release form of administration containing tramadol saccharinate
System and method for molding a plastic gear suppressing shrinkage