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United States Patent D567,756
Heinzig ,   et al. April 29, 2008



CLAIM The ornamental design for a transformer, as shown and described.
Inventors: Heinzig; Peter (Wendelstein, DE), Hoppe; Jens (Schwarzenbruck, DE), Jahnel; Dietmar (Nurnberg, DE), Muller; Klaus (Wendelstein, DE), Rimmele; Uwe (Berlin, DE), Schlager; Johann (Nurnberg, DE), Schummer; Lambert (Nurnberg, DE), Schwendner; Helmut (Nurnberg, DE)
Assignee: Siemens Aktiengesellschaft (Munich, DE)
Appl. No.: D/286,389
Filed: May 3, 2007

Foreign Application Priority Data

Nov 03, 2006 [EM] 000621388

Current U.S. Class: D13/110
Current International Class: 1302
Field of Search: D13/110,101,199 174/52R 220/4.02 336/92,94,98,107 363/153,171

References Cited

U.S. Patent Documents
D188248 June 1960 Bianco et al.
D188249 June 1960 Bianco et al.
D202045 August 1965 Oberlin
3479563 November 1969 Roy
4027279 May 1977 Shigehara
D259040 April 1981 Pierce
D294565 March 1988 Makinson et al.
D348868 July 1994 Terlop et al.
6185811 February 2001 Perry
Primary Examiner: Deshmukh; Prabhakar
Assistant Examiner: Holland; Derrick
Attorney, Agent or Firm: Greenberg; Laurence A. Stemer; Werner H. Locher; Ralph E.


FIG. 1 is a front elevational view of a transformer showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is right-side elevational view thereof;

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

FIG. 7 is a front, top perspective view thereof.

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