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
Suction cleaner
摘要
申请公布号
US2286421(A)
申请公布日期
1942.06.16
申请号
US19390269835
申请日期
1939.04.25
申请人
RUDOLPH KAHN
发明人
KAHN RUDOLPH
分类号
A47L9/20
主分类号
A47L9/20
代理机构
代理人
主权项
地址
您可能感兴趣的专利
An improved freezing and cooling display case
Improvements relating to steering gear for motor vehicles
Improvements in drawing or extruding dies
Improvements in or relating to plastic gear members
Improvements in nickel-chromium-iron alloys
Improvements in or relating to the solvent scouring of wool
Multiple welding device for use in the production of filled thermoplastic containers
An improved bobbin support
Electrical connector
Improvements in or relating to electric discharge lamps
Production of melamine
Improvements in or relating to oil and water separation
Improved lubricating apparatus
Improvements in duplicating or other sheet handling machines
Improvements in or relating to inking means for printing presses
Improved apparatus for making photographic negative and positive copies
Improvements in and relating to forced circulation steam generators
Récipient
Malaxeurs
Montage pour rouleaux de tous genres, à tourillons séparés
