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专利名称：VACUUM CLEANER ENVELOPE发明人：Burr, Alan Graham申请号：EP16724931.7申请日：20160427公开号：EP3300478A1公开日：20180404
摘要：An envelope (10) for use with a vacuum cleaner, the envelope (10) comprisingflexible material arranged to provide a fluid path there-through, and further comprising acoupling arranged to couple the envelope (10) to a structural member for in usemaintaining the fluid path open by supporting the envelope (10) against externalpressure, wherein the envelope (10) is arranged in use to isolate, from the fluid path, thestructural member that supports the envelope (10).
申请人：Burr, Alan Graham
地址：2 Castlegate Mews Prestbury Macclesfield, Cheshire SK10 4BP GB
国籍：GB
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