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
Improvements in electrical transmission devices
摘要
申请公布号
GB362472(A)
申请公布日期
1931.11.30
申请号
GB19300023045
申请日期
1930.07.30
申请人
ALAN DOWER BLUMLEIN
发明人
分类号
H04B3/40
主分类号
H04B3/40
代理机构
代理人
主权项
地址
您可能感兴趣的专利
CARPET TRIMMING TOOL
FABRICATION OF RECORDING HEADS
TORSION DRIVE COUPLING
DEVICES TO INTERCONNECT PARTS OF A DIVISIBLE LAMINATED MAGNETIC CORE STRUCTURE FOR A TRANSFORMER OR A CHOKE COIL OF GREAT POWER
SIDE LOCKING SEAT BELT BUCKLE
BAND OR HOSE CLIPS
SLIDE-FASTENER
ROLLING MILL FOR PRODUCING LONGITUDINALLY TAPERED SHEET,PLATE AND SECTIONS
SHACKLE EVISCERATING MECHANISM
EXTENDED DISCHARGE SYSTEMS FOR ELECTROSTATIC PRECIPITATORS
FILTER ELEMENT
HAMMER MODULE FOR, AND HIGH-SPEED LINE PRINTER
PHOTOGRAPHIC CAMERA WITH EXPOSURE-MEASURING DEVICE
PROTECTIVE PLATE OR SHIELD FOR USE IN CONNECTION WITH DENTAL TREATMENT
QUICK MOUNTING BRACKET FOR PYROMETER AIR BLOWER ON KILN TEMPERATURE TRANSDUCER
TRANSDUCER
ROTARY KILN AND RELATED PROCESS
FREEZE DRYING SYSTEM AND APPARATUS THEREFOR
FABRIC-FORMING APPARATUS
CERAMIC HEARTH