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发明名称
Dust filter bag
摘要
A dust filter bag is in the shape of a flat bag for a vacuum cleaner, which is formed from a first layer and a second layer made of a weldable material. The layers are welded together circumferentially along the circumference thereof.
申请公布号
AU2007251981(A1)
申请公布日期
2007.11.29
申请号
AU20070251981
申请日期
2007.05.11
申请人
EUROFILTERS N.V.
发明人
JAN SCHULTING;RALF SAUER
分类号
A47L9/14
主分类号
A47L9/14
代理机构
代理人
主权项
地址
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