Key switch
Latest Inventio AG Patents:
- Light modulation device of an elevator installation and light modulation transmission method
- Passenger transport system having a support
- Autonomous human-machine-interface in the form of a landing operation panel or a landing information panel for an elevator installation
- Interface for operating an elevator car, elevator car and method of producing an elevator car
- Support structure comprising an alignment device for support structure section connection regions
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