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
Power distributing system
摘要
申请公布号
US1949570(A)
申请公布日期
1934.03.06
申请号
US19320631092
申请日期
1932.08.30
申请人
AMERICAN TELEPHONE AND TELEGRAPH COMPANY
发明人
HOLDEN WILLIAM H. T.
分类号
H04B3/44
主分类号
H04B3/44
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Electromedical apparatus for interference current treatment
Garment toe closing assembly
Attachment for rotary lawn mower
Cork mounting apparatus
Classification instrument
Ultrasonic measuring device
REFLECTOR SYSTEM HAVING SHARP LIGHT CUTOFF CHARACTERISTICS
MODIFIED CATALYST FOR HYDROGENATION OF HEAVY HYDROCARBON
ROTARY OPERATION TYPE MICROSWITCH
POLY(ALKYLENETEREPHTHALATE) MOLDING COMPOSITIONS CONTAINING OLIGOMERIC POLYESTER AND SEGMENTED COPOLYESTER-POLYETHER ELASTOMER
POLYSILOXANES USEFUL AS INSECT REPELLANTS
SENSITIZERS FOR PEROXIDATIVE ACTIVITY TESTS
ENERGY-ABSORBING TORQUE TRANSMITTER
ANIONIC ION EXCHANGE RESINS WITH CHOLESTEROL DECREASING PROPERTIES
METHOD OF AND ARRANGEMENT FOR ADAPTING A HEARING AID
DEGARBLER FOR AN INTERROGATOR-TRANSPONDER SYSTEM
AS CAST TRACK SHOE
LATCH ASSEMBLY
APPARATUS FOR RECOVERY OF SEDIMENTS FROM THE BOTTOM OF THE SEA
DECOMPOSITION OF HYDROPEROXIDES USING METAL COMPLEX CATALYSTS