Exhaust filter for a vacuum pump
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Description
Claims
The ornamental design for an exhaust filter for a vacuum pump, as shown and described.
Referenced Cited
Patent History
Patent number: D583389
Type: Grant
Filed: Sep 19, 2007
Date of Patent: Dec 23, 2008
Assignee: Ateliers Busch SA (Chevenez)
Inventor: Théo Bilger (Helfrantzkirch)
Primary Examiner: R. Seifert
Attorney: Lipsitz & McAllister, LLC
Application Number: 29/291,919
Type: Grant
Filed: Sep 19, 2007
Date of Patent: Dec 23, 2008
Assignee: Ateliers Busch SA (Chevenez)
Inventor: Théo Bilger (Helfrantzkirch)
Primary Examiner: R. Seifert
Attorney: Lipsitz & McAllister, LLC
Application Number: 29/291,919
Classifications
Current U.S. Class:
Pump Or Compressor (D15/7)