|
The ornamental design for an electrical transformer, as shown and described. |
|||||||||||||||||
FIG. 1 is a front view of my new design for an electrical transformer with the rear view being a mirror image thereof;
FIG. 2 is a left side view thereof;
FIG. 3 is a right side view thereof;
FIG. 4 is a top view thereof; and,
FIG. 5 is a bottom plan view thereof.
Terlop, William E., Casagrande, Serge
| Patent | Priority | Assignee | Title |
| D434723, | Dec 11 1998 | SUMIDA CORPORATION | Transformer |
| D449271, | Jun 01 2000 | AVANSYS POWER CO , LTD | Power supply unit |
| D456772, | Apr 11 2001 | ELECTRONIC MOTION SYSTEMS HOLDINGS LIMITED | Power module housing |
| D567754, | Nov 03 2006 | Siemens Aktiengesellschaft | Transformer with set of components |
| D567755, | Nov 03 2006 | Siemens Aktiengesellschaft | Transformer with set of components |
| D567756, | Nov 03 2006 | Siemens Aktiengesellschaft | Transformer |
| D567757, | Nov 03 2006 | Siemens Aktiengesellschaft | Transformer with set of components |
| D567758, | Mar 11 2006 | Siemens Aktiengesellschaft | Transformer with set of components |
| D567759, | Nov 03 2006 | Siemens Aktiengesellschaft | Transformer with set of components |
| D570282, | Nov 12 2003 | ABB Schweiz AG | Electrical transformer |
| D580858, | Nov 03 2006 | Siemens Aktiengesellschaft | Transformer with a set of components |
| D594408, | Nov 12 2003 | ABB Schweiz AG | Electrical transformer |
| D594410, | Sep 05 2008 | The Toro Company | Multi-voltage electrical transformer |
| D594411, | Sep 05 2008 | The Toro Company | Multi-voltage electrical transformer |
| D595226, | Jan 14 2008 | TAMURA CORPORATION | Transformer for electronic circuit |
| D605114, | Dec 20 2007 | TAMURA CORPORATION | Piezoelectric transformer |
| D613687, | Nov 12 2003 | ABB Schweiz AG | Electrical transformer |
| D622214, | Nov 12 2003 | ABB Schweiz AG | Electrical transformer |
| D635091, | Nov 12 2003 | ABB Schweiz AG | Electrical transformer |
| D656460, | Nov 12 2003 | ABB Schweiz AG | Electrical transformer |
| D666146, | Nov 12 2003 | ABB Schweiz AG | Electrical transformer |
| D674341, | Nov 12 2003 | ABB Schweiz AG | Electrical transformer |
| Patent | Priority | Assignee | Title |
| 4318067, | Jul 26 1979 | Flat-type transformer | |
| D261640, | Dec 08 1978 | TRANSFORMATOREN UNION AKTIENGESELLSCHAFT, A GERMAN CORP | Coupling transformer |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Apr 23 1993 | TERLOP, WILLIAM E | Top Gulf Coast Corporation | ASSIGNMENT OF ASSIGNORS INTEREST | 006524 | /0405 | |
| Apr 23 1993 | CASAGRANDE, SERGE | Top Gulf Coast Corporation | ASSIGNMENT OF ASSIGNORS INTEREST | 006524 | /0405 | |
| Apr 26 1993 | Top Gulf Coast Corporation | (assignment on the face of the patent) | / |
| Date | Maintenance Fee Events |
| Date | Maintenance Schedule |