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
Arrangement for transmitting and receiving wireless messages
摘要
申请公布号
US2281982(A)
申请公布日期
1942.05.05
申请号
US19400359852
申请日期
1940.10.05
申请人
TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE ZEHLENDORF
发明人
LEYN ALBRECHT
分类号
H04B1/54
主分类号
H04B1/54
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Toolholder
Trailer
Condenser material and method of making same
Fire extinguisher
Sheet delivery control arrangement in printing presses
Bronzing lacquer
Plastic composition and method of preparing same
Self-closing and slow-closing valve
Method of reclaiming molding and core sand
Camera shutter
Parallel ruler
ARTICLE HANDLING DEVICE
SEPARATION AND PURIFICATION OF MATERIALS BY CHROMATOGRAPHIC ABSORPTION
RIVET SETTING IMPLEMENT
PULSING CIRCUIT
PRINTING TELEGRAPH MOTOR CONTROL
MEANS FOR HEATING THERMO-PLASTIC MATERIALS FOR MOULDING
LIQUID MEASURING PROCESS AND APPARATUS
METER REGISTER
RAILWAY TRUCK BRAKE MECHANISM