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
HUM ELIMINATION
摘要
申请公布号
CA341983(A)
申请公布日期
1934.05.29
申请号
CAD341983
申请日期
申请人
THE RADIO CORPORATION OF AMERICA
发明人
BERNARD SALZBERG
分类号
主分类号
代理机构
代理人
主权项
地址
您可能感兴趣的专利
VARIABLE VALVE SYSTEM
STRUCTURE FOR CERAMIC GAS TURBINE
TUNNEL CONSTRUCTION METHOD AND DEVICE THEREOF
AIRTIGHT STRUCTURE FOR HINGED DOOR
DEVICE FOR PREVENTING SUSPENDED DOOR FROM SWINGING
DOOR LOCK MECHANISM
STRUCTURE OF ASSEMBLING FENCE
VIBRATION-ISOLATION COUPLING STRUCTURE OF SILL AND FOUNDATION OF BUILDING
BASE ISOLATION DEVICE FOR WOODEN BUILDING
MACHINE HATCH OPENING AND CLOSING DECK
METHOD OF ERECTION CONSTRUCTION OF GIRDER, ETC.
PLANNING METHOD FOR REPLACEMENT OF TEMPORARY SCAFFOLDING
WALL CONSTRUCTION FOR BUILDING
ATTACHING STRUCTURE FOR OPENING FRAME
GUTTER HANGER
HEAT INSULATING DOUBLE-HUNG WINDOW
VIBRATION-ISOLATION WIND-RESISTANT DEVICE FOR STRUCTURE
MULTISTORY PARKING SPACE
TILE PANEL
EAVES GUTTER CONNECTION STRUCTURE
