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
Improvements in or relating to air filters and the like
摘要
申请公布号
GB633511(A)
申请公布日期
1949.12.19
申请号
GB19470017158
申请日期
1947.06.30
申请人
AMERICAN AIR FILTER COMPANY INC.
发明人
分类号
B01D46/20
主分类号
B01D46/20
代理机构
代理人
主权项
地址
您可能感兴趣的专利
DISPLAY DEVICE, CONTROL METHOD OF DISPLAY DEVICE AND PROGRAM
ANTIPYRETIC/ANALGESIC COMPOSITION
DRILL
VERSIONED FILE SYSTEM WITH SHARING
OLEFIN OLIGOMERIZATION CATALYSTS AND METHODS OF MAKING AND USING SAME
METHOD FOR UTILIZING MONOTERPENE GLYCOSYLTRANSFERASE
METHOD OF MANUFACTURING A POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERIES
FUEL CELL SYSTEM
HYDROGEN PRODUCTION SYSTEM FOR FUEL CELL, FUEL CELL SYSTEM, DEIONIZATION METHOD FOR HYDROCARBON FUEL, AND HYDROGEN PRODUCTION METHOD
FUEL CELL SYSTEM
COMMUNICATION DEVICE AND COMMUNICATION METHOD
ACOUSTIC BUILDING MATERIAL EMPLOYING CHITOSAN
AN ELECTRONIC DEVICE HAVING AN ON-SCREEN DISPLAY
METHOD FOR TREATING PANCREATITIS MESENCHYMAL STEM CELLS
METHOD FOR TRANSMITTING A BROADCAST SERVICE, AND METHOD AND APPARATUS FOR RECEIVING SAME
A NOVEL PHARMACEUTICAL PREPARATION FOR PREECLAMPSIA, ECLAMPSIA, AND TOXEMIA AND THEIR RELATED SYMPTOMS AND RELATED DISORDERS OF PREGNANCY
PROCESSES FOR THE PREPARATION OF ILOPERIDONE
CAPACITIVE TOUCH SCREEN
APPARATUS AND METHOD OF APPLYING A FILM TO A SEMICONDUCTOR WAFER AND METHOD OF PROCESSING A SEMICONDUCTOR WAFER
FIRE SUPPRESSION SYSTEM WITH DUAL USE OF GAS SOURCE
