Patent
   D688633
Priority
May 13 2011
Filed
Nov 11 2011
Issued
Aug 27 2013
Expiry
Aug 27 2027
Assg.orig
Entity
unknown
1
7
n/a
The ornamental design for a gas insulator switchgear, as shown and described.

FIG. 1 is a perspective view of a front, left side, and top of our new design for a gas insulator switchgear;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Haas, Tobias, Holaus, Walter, Kruesi, Urs

Patent Priority Assignee Title
D871354, Aug 17 2017 TOGAMI ELECTRIC MFG CO , LTD Switchgear
Patent Priority Assignee Title
3823346,
4862319, Oct 07 1986 Hitachi, Ltd. Gas-insulated switchgear
6624372, Oct 13 1998 Hitachi, Ltd. Gas insulated switchgear
20060283841,
D552561, Apr 14 2006 Mitsubishi Electric Corporation Gas insulated switchgear
D562254, Apr 14 2006 Mitsubishi Electric Corporation Gas insulated switchgear
D670657, Jul 12 2010 ABB Technology AG Switch gear housing
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 11 2011ABB Technology AG(assignment on the face of the patent)
Nov 15 2011HAAS, TOBIASABB Technology AGASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0274770276 pdf
Nov 17 2011HOLAUS, WALTERABB Technology AGASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0274770276 pdf
Nov 17 2011KRUESI, URSABB Technology AGASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0274770276 pdf
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