Key switch
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Description
Claims
The ornamental design for a key switch, as shown.
Referenced Cited
Patent History
Patent number: D545176
Type: Grant
Filed: Sep 13, 2004
Date of Patent: Jun 26, 2007
Assignee: Inventio AG (Hergiswil NW)
Inventors: Werner Zemp (Gockhausen), Frank Bosshard (Zurich), Mart Hurlimann (Steinhausen)
Primary Examiner: Mitchell Siegel
Attorney: Wolff & Samson PC
Application Number: 29/213,119
Type: Grant
Filed: Sep 13, 2004
Date of Patent: Jun 26, 2007
Assignee: Inventio AG (Hergiswil NW)
Inventors: Werner Zemp (Gockhausen), Frank Bosshard (Zurich), Mart Hurlimann (Steinhausen)
Primary Examiner: Mitchell Siegel
Attorney: Wolff & Samson PC
Application Number: 29/213,119
Classifications
Current U.S. Class:
D8/343