Vacuum pump
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The area shown in broken lines show environmental structure only and form no part of the claimed design.
Claims
The ornamental design for a vacuum pump, as shown and described.
D299143 | December 27, 1988 | Hazlehurst |
D450327 | November 13, 2001 | Mori |
D512442 | December 6, 2005 | Moser, III |
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D621418 | August 10, 2010 | Leu |
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Type: Grant
Filed: Aug 19, 2015
Date of Patent: May 2, 2017
Assignee: Gebr. Becker GmbH (Wuppertal)
Inventor: Michael Hartung (Essen)
Primary Examiner: Ralf Seifert
Application Number: 29/536,700