发明名称 Filter bag, in particular as an aid to flavouring food and to preparing tea and coffee
摘要 The invention relates to a filter bag which is characterised in that it preferably has a rectangular shape, and in that a double seam runs with a predetermined spacing in each case from the two outsides and can be produced, for example, by heat sealing. <IMAGE>
申请公布号 DE3202306(A1) 申请公布日期 1983.07.28
申请号 DE19823202306 申请日期 1982.01.26
申请人 ZAGATTA,HARALD 发明人 ZAGATTA,HARALD
分类号 A47G19/16;B65D81/00;B65D85/808;(IPC1-7):A47G19/16;A47J31/06 主分类号 A47G19/16
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