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
Waste-control device for washbasins, sinks, or tubs
摘要
申请公布号
US1770639(A)
申请公布日期
1930.07.15
申请号
US19290377320
申请日期
1929.07.10
申请人
WEST HOWARD W;SANDERS RICHARD D
发明人
WEST HOWARD W.;SANDERS RICHARD D.
分类号
E03C1/23
主分类号
E03C1/23
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Improvements in and relating to winder drive control
Process and apparatus for polymerisation of olefins
Improvements in and relating to the treatment of artificial sausage casings
Epoxy-containing condensates, their preparation and use
Vapour generators
Wear compensating movable joint device
Variable-ratio power transmission mechanisms
Magnetic storage matrices
Improvements in or relating to semi-conductor switching elements
Method of dealkylating aromatic hydrocarbons
Improvements in injection-mould assemblies
Electric furnace having replaceable liner tube sections
Containers with separate chambers, for example, for mixable liquids
Ultrasonic inspection system for materials
Semiconductor devices
Extrusion header
Bucket cleaner for excavating machine
Improvements in or relating to balanced doors
Improvements in or relating to means for effecting rapid closure of light paths in optical apparatus
Machine tool