Patent
   D558687
Priority
Jul 14 2004
Filed
Jul 14 2004
Issued
Jan 01 2008
Expiry
Jan 01 2022
Assg.orig
Entity
unknown
6
4
n/a
We claim the ornamental design for a test switch, as shown and described.

FIG. 1 is a front and right side perspective view of a test switch of the present invention;

FIG. 2 is a front elevational view of the FIG. 1 test switch;

FIG. 3 is a rear elevational view of the FIG. 1 test switch;

FIG. 4 is a left side elevational view of the FIG. 1 test switch;

FIG. 5 is a right side elevational view of the FIG. 1 test switch;

FIG. 6 is a top plan view of the FIG. 1 test switch; and,

FIG. 7 is a bottom plan view of the FIG. 1 test switch.

Ball, Roy

Patent Priority Assignee Title
9110102, Mar 07 2013 Schweitzer Engineering Laboratories, Inc. Electrical test switch
D593961, Aug 04 2005 ABB Schweiz AG Test switch
D595662, Aug 04 2005 ABB Schweiz AG Test switch
D634275, Feb 19 2010 ABB Inc.; ABB Inc Test plug
D751987, Feb 28 2013 BAKER HUGHES HOLDINGS LLC; MANTHEY, DIANE, MANT Balance of plant online module
D894863, Dec 20 2018 ADVANCED NEW TECHNOLOGIES CO , LTD Wireless signal sensor
Patent Priority Assignee Title
6384350, Aug 02 1999 Meter Devices Company Meter test switch
6551126, Mar 13 2001 3M Innovative Properties Company High bandwidth probe assembly
20050250376,
20060059681,
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Jul 14 2004ABB Inc.(assignment on the face of the patent)
Sep 14 2004BALL, ROYABB IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0158530037 pdf
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