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
Bone conduction unit
摘要
申请公布号
US2459325(A)
申请公布日期
1949.01.18
申请号
US19440560667
申请日期
1944.10.27
申请人
ZENITH RADIO CORPORATION
发明人
KNOWLES HUGH S.
分类号
H04R11/00
主分类号
H04R11/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
RESIN COMPOSITION INCLUDING POLY (ARYLENE THIOETHER) AND POLYAMIDE
CONFORMABLE, STRETCHABLE SURGICAL WOUND CLOSURE TAPE
DIVERSITY GLASS ANTENNA FOR AN AUTOMOBILE
Facial scarf
Car tray
Handle and inner compartment portion of a handbag
Manual toothbrush
Pillow with border of sets of superimposed fins
Combined cutting board and chopper
Knife sharpener
Combined coffee making machine and coffee grinder
Gem setting
Flower pot cover
Connector part for connecting a radio telephone charger to a cigarette lighter in an automobile
Portable computer enclosure
Handset holder
Tensioning fixture for a musical drum
Combined coaster and lottery picker
Doll
Combined garment dryer and conditioner
