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Patent
D656460
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Priority
Nov 12 2003
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Filed
Feb 23 2011
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Issued
Mar 27 2012
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Expiry
Mar 27 2026
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Assg.orig
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Entity
unknown
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1
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26
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n/a
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The ornamental design for an electrical transformer, as shown and described.
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This application is also related to U.S. application Ser. No. 29/275,260, filed Dec. 19, 2006 (now Pat. No. D547,267).
FIG. 1 is a front elevation view of an electrical transformer showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a left side elevation view thereof; and,
FIG. 4 is a perspective view thereof.
Thorsteinsson, Sigurdur, Stryken, Egil, Tinggren, Richard
Patent |
Priority |
Assignee |
Title |
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4027279, |
Jul 21 1975 |
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Device for attaching leads to a transformer or the like |
4257027, |
Nov 27 1978 |
Shimoda Electric Company |
Transformer bobbin assembly |
5164626, |
Jun 14 1990 |
OIGAWA, SENJI |
Coil element and heat generating motor assembled therefrom |
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Sep 06 1996 |
Hammond Manufacturing Company |
Method for making a transformer |
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222480, |
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Jun 06 1978 |
General Electric Company |
Electrical transformer or similar article |
D257342, |
Dec 11 1978 |
|
Electrical transformer |
D259040, |
Apr 27 1978 |
General Electric Company |
Vaporization cooled transformer or similar article |
D261640, |
Dec 08 1978 |
TRANSFORMATOREN UNION AKTIENGESELLSCHAFT, A GERMAN CORP |
Coupling transformer |
D290456, |
Dec 27 1983 |
Marelco Power Systems, Inc. |
Transformer |
D294565, |
Mar 30 1984 |
SCHLUMBERGER RESOURCE MANAGEMENT SERVICES, INC |
Voltage transformer |
D324371, |
Jul 11 1988 |
Societe pour l'Application de l'Optique et de l'Electronique a la |
Electric transformer |
D348868, |
Apr 26 1993 |
Top Gulf Coast Corporation |
Electrical transformer |
D526273, |
Dec 13 2004 |
ABB Schweiz AG |
Transformer |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a