Contact sensor
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Description
Claims
I claim the ornamental design for a contact sensor, as shown and described.
Referenced Cited
Patent History
Patent number: D714170
Type: Grant
Filed: Jun 6, 2013
Date of Patent: Sep 30, 2014
Assignee: iSmart Alarm, Inc. (Sunnyvale, CA)
Inventor: Renda Wang (Tianjin)
Primary Examiner: Antoine D Davis
Application Number: 29/456,987
Type: Grant
Filed: Jun 6, 2013
Date of Patent: Sep 30, 2014
Assignee: iSmart Alarm, Inc. (Sunnyvale, CA)
Inventor: Renda Wang (Tianjin)
Primary Examiner: Antoine D Davis
Application Number: 29/456,987
Classifications
Current U.S. Class:
Linear Or Distance (9) (D10/70)