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
Swingable arm for holding a sound pickup stylus
摘要
申请公布号
US2551506(A)
申请公布日期
1951.05.01
申请号
US19470737594
申请日期
1947.03.27
申请人
CROSLEY BROADCASTING CORPORATION
发明人
ROCKWELL RONALD J.
分类号
G11B3/20
主分类号
G11B3/20
代理机构
代理人
主权项
地址
您可能感兴趣的专利
METHOD OF PREEHEATING RAW MATERIAL TO BE CHARGED INTO ELECTRIC FURNACE
HEATING APPARATUS FOR LARGE SPACE DUE TO DIRECT COMBUSTION OF PETROLEUM
HEATER FAN
METHOD AND APPARATUS FOR HEAT RECOVERY
INCINERATION MATERIAL FEEDING DEVICE
ROTARY COMPRESSOR
PUMP POWER TRANSMISSION DEVICE
AIRRFUEL RATIO CONTROL DEVICE
EXHAUST GAS TURBOSUPERCHARGING TYPE AUTOMOBILE ENGINE
CLEANING DEVICE FOR WASTE GAS OF DIESEL ENGINE
FRONT DOOR
SHUTTER DOOR
REINFORCED SUBSTRATE MATERIAL
METHOD OF COMPOSING WATERPROOF BOARD
EQUIPMENT COOLING SYSTEM OF SHIP
FLOATING PARTICLE PROTECTION DOCK
SHIP
STEPLESS TRANSMISSION WHEEL
WIRING DEVICE FOR MOTORCYCLE OR LIKE
VEHICLE SPEED CONTROLLER
