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
Anti-clogging device for roof drains
摘要
申请公布号
US2807368(A)
申请公布日期
1957.09.24
申请号
US19550494941
申请日期
1955.03.17
申请人
MARGARET CZIBERE
发明人
BLAU JAMES B.
分类号
E04D13/04
主分类号
E04D13/04
代理机构
代理人
主权项
地址
您可能感兴趣的专利
MULTIFREQUENCY MONOPOLE ANTENNA
IMAGING DEVICE
MULTILAYER PRINTED WIRING BOARD, METHOD OF MANUFACTURING MULTILAYER PRINTED WIRING BOARD
EXTERNAL RESONATOR LASER
RESIN COMPOSITION FOR SEALING, MANUFACTURING METHOD OF THE SAME, AND RESIN-SEALED SEMICONDUCTOR DEVICE
ELECTRONIC DEVICE
ELECTRONIC COMPONENT MOUNTING STRUCTURE
SHEET STICKING DEVICE AND SHEET STICKING METHOD
SUBSTRATE PROCESSING APPARATUS, SUBSTRATE PROCESSING METHOD, AND METHOD FOR MANUFACTURING SUBSTRATE
SILICON CARBIDE SEMICONDUCTOR DEVICE MANUFACTURING METHOD
SUBSTRATE PROCESSING APPARATUS
LASER OUTPUT DEVICE AND IMAGE FORMING APPARATUS
ORGANIC SEMICONDUCTOR FILM AND METHOD FOR PRODUCING THE SAME
WAFER PROCESSING TAPE
METHOD FOR MANUFACTURING ELECTRONIC COMPONENT
POWER STORAGE ELEMENT
INFORMATION TRANSMITTER
CONNECTOR AND RELAY CONNECTION STRUCTURE OF CONNECTOR
METHOD OF ESTIMATING THIN FILM FOR ORGANIC EL ELEMENT AND THIN FILM FORMING APPARATUS FOR ORGANIC EL ELEMENT
ORGANIC EL PLANAR LIGHT SOURCE
