Safety switching device
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The broken line showing in the figure drawings is included for illustrative purposes only and forms no part of the claimed design.
Claims
The ornamental design for a safety switching device, as shown and described.
4276457 | June 30, 1981 | Myers |
4468547 | August 28, 1984 | Belttary |
D309600 | July 31, 1990 | Backes |
D317906 | July 2, 1991 | Winter et al. |
5892426 | April 6, 1999 | Huang |
6084191 | July 4, 2000 | Kataya et al. |
D483329 | December 9, 2003 | Kuo |
D494142 | August 10, 2004 | Schon |
6853289 | February 8, 2005 | Scoggin |
D529453 | October 3, 2006 | Schurr et al. |
20020070839 | June 13, 2002 | Chen |
20060220779 | October 5, 2006 | Yu |
20070001797 | January 4, 2007 | Yu |
20070018766 | January 25, 2007 | Poyner |
20070018772 | January 25, 2007 | Yu |
20070018773 | January 25, 2007 | Yu |
20070035377 | February 15, 2007 | Yu |
Type: Grant
Filed: Aug 7, 2006
Date of Patent: Apr 22, 2008
Assignee: Pilz GmbH & Co. (Ostfildern)
Inventor: Peter Eichinger (Winnenden)
Primary Examiner: Daniel Bui
Assistant Examiner: Thomas J Johannes
Attorney: Harness, Dickey & Pierce, P.L.C.
Application Number: 29/264,244