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
摘要
申请公布号
JPH0410496(U)
申请公布日期
1992.01.29
申请号
JP19900051259U
申请日期
1990.05.18
申请人
发明人
分类号
H04R9/02;(IPC1-7):H04R9/02
主分类号
H04R9/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Apparatus for mixing ingredients of synthetic resins and the like
Shelving bracket
Carton dispensing machine
Container handling fork lift mechanism
Shipping and dispensing carton
Resiliently suspended screen vibrated by impact
Forward and back spacing mechanism
Agricultural machine for carrying workers
Consolidation of incompetent subsurface formations
Refill valve for gas lighter
Elastomer plug dual valve
Irrigation apparatus
Manually removable crown cap
Closure
Combination pallet and lifting device
Self-elevating building crane
Machine and method for filling containers
Lubrication
Flow control apparatus
Apparatus for continuous control of the degree of a reaction between two fluid reagents in which each of the reagents has a specific gravity different from the specific gravity of the reaction product