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 aux enregistreurs phonographiques
摘要
申请公布号
FR943761(A)
申请公布日期
1949.03.17
申请号
FRD943761
申请日期
1947.03.21
申请人
THE SOUNDSCRIBER CORPORATION
发明人
分类号
G11B17/02
主分类号
G11B17/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
PROCESSING OF MULTILAYER PRINTED CIRCUIT BOARD INNER LAYER
MODIFICATION OF SYNTHETIC FIBER
SIZING AGENT FOR CARBON FIBER
TREATMENT FOR IMPARTING WATER ABSORBABILITY TO FIBER
AQUEOUS SOLVENT COMPOSITION FOR CELLULOSE
MANUFACTURE OF MOLDED PRODUCT HAVING INSERT
PRINTED CIRCUIT BOARD FOR ADDITIVE METHOD
RESIN LAMINATE
TENTIONER IN ENTRAINED TRANSMISSION OF INTERNAL-COMBUSTION ENGINE
VIDEO CAMERA
ERROR DETECTION SYSTEM OF STORAGE TYPE FACSIMILE EQUIPMENT
ANALOG SWITCH CONTROL CIRCUIT
ACOUSTOOPTICAL ELEMENT ARRAY
AIR FEED GRILL
FIBER-REINFORCED PLASTIC INTERMEDIATE MATERIAL
PRODUCTION OF POLYOLEFIN
PIPE JOINT CONSTRUCTION
PLANETARY GEAR DEVICE
FUEL SUPPLIER FOR PULVERIZED-COAL-FIRED BOILER
PRODUCTION OF STYRENE/METHACRYLIC ACID COPOLYMER