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
Perfectionnements à l'enregistrement et à la reproduction du son
摘要
申请公布号
FR716085(A)
申请公布日期
1931.12.14
申请号
FRD716085
申请日期
1931.04.27
申请人
THE GRAMOPHONE COMPANY LIMITED
发明人
分类号
G11B7/00
主分类号
G11B7/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
PROPELLER, PROPELLER PROPULSION SYSTEM AND VESSEL COMPRISING PROPULSION SYSTEM
PROPELLER, PROPELLER PROPULSION SYSTEM AND VESSEL COMPRISING PROPULSION SYSTEM
Semiconductor integrated circuit, method of manufacturing semiconductor integrated circuit, charge pump circuit, layout designing apparatus, and layout designing program
Shadow mask and method of producing the same
METHOD FOR THE PRODUCTION OF CHIRAL IMIDAZOLIDIN-2-ONES
GROWTH OF FILTERABLE ORGANISMS THAT REQUIRE NON-DIFFUSABLE MEDIA COMPONENTS
METHOD AND SYSTEM FOR ARCHIVING DATA FILES
ANTI-IRRITATING ROSACEA TREATMENT
SYSTEM AND METHOD FOR PROCESSING BANDWIDTH ALLOCATION MESSAGES
GAMING MACHINE PRINTER
PRODUCTION OF DADZEIN IN TRANSGENIC PLANTS
METHOD AND DEVICE FOR PRODUCING PRODUCTS IN WEB FORM
PREPARATION OF OLIGOMERIC CYCLOCARBONATES AND THEIR USE IN IONISOCYANATE OR HYBRID NONISOCYANATE POLYURETHANES
METHOD AND APPARATUS FOR SUPPRESSING MULTIPATH INTERFERENCE USINGPRECODED PILOTS
IN VITRO SEROLOGICAL METHOD OF DIAGNOSING INFECTIVE ENDOCARDITIS
PENTACYCLIC OXEPINES AND DERIVATIVES THEREOF, PROCESS FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS CONTAINING THEM
NEEDLE PROTECTION DEVICE FOR A SYRINGE AND AN INJECTION DEVICE COMPRISING A SYRINGE AND SAID PROTECTION DEVICE
METHOD FOR THE TRANSMISSION OF INFORMATION VIA IP NETWORKS
COMPONENTS OF THE PRESENILIN-COMPLEX
LUER CONNECTOR PORTION, AND STENT DELIVERY SYSTEM INCLUDING A CONNECTOR PORTION