Patent
   D552561
Priority
Apr 14 2006
Filed
Oct 16 2006
Issued
Oct 09 2007
Expiry
Oct 09 2021
Assg.orig
Entity
unknown
3
31
n/a
The ornamental design for a gas insulated switchgear, as shown.

FIG. 1 is a front, top and right side perspective view of a gas insulated switchgear, showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a right side elevational view thereof.

Sadakuni, Hitoshi, Fujita, Daisuke, Otsuka, Takuya

Patent Priority Assignee Title
D688633, May 13 2011 ABB Technology AG Gas insulator switchgear
D703152, May 13 2011 ABB Technology AG Gas insulator switchgear
D871354, Aug 17 2017 TOGAMI ELECTRIC MFG CO , LTD Switchgear
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 26 2006OTSUKA, TAKUYAMitsubishi Electric CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0185950064 pdf
Sep 26 2006SADAKUNI, HITOSHIMitsubishi Electric CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0185950064 pdf
Sep 26 2006FUJITA, DAISUKEMitsubishi Electric CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0185950064 pdf
Oct 16 2006Mitsubishi Electric Corporation(assignment on the face of the patent)
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