发明名称 TWO STAGE COFFEE PLUNGER
摘要 <p>The invention relates to a two stage coffee plunger comprising a conventional plunger assembly (2) incorporating filter element (6), and additionally comprising a baffle (20) adapted to be axially moved independently of the plunger assembly (2).</p>
申请公布号 WO1993024041(A1) 申请公布日期 1993.12.09
申请号 AU1993000236 申请日期 1993.05.24
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