Portion of a telephone exchanger

- Kabushiki Kaisha Toshiba
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Description

FIG. 1 is a front, top and right side perspective view of a portion of a telephone exchanger showing my new design,

FIG. 2 is a rear, bottom and left side perspective view thereof; and,

FIG. 3 is an enlarged view thereof showing a framed portion of the perspective view of FIG. 1 for clarity of illustration.

Claims

The ornamental design for a portion of a telephone exchanger, as shown and described.

Referenced Cited
U.S. Patent Documents
D208633 September 1967 Pascale et al.
D236007 July 1975 Davis et al.
D278058 March 19, 1985 Larson
D279562 July 9, 1985 Wood
D283023 March 18, 1986 Gibson
D284187 June 10, 1986 Brown et al.
D293317 December 22, 1987 Umezu et al.
D293791 January 19, 1988 Heldenbrand et al.
D297837 September 27, 1988 Shibuya et al.
D307752 May 8, 1990 Yoshida et al.
D337308 July 13, 1993 Farinelli et al.
D345549 March 29, 1994 Guber et al.
D348655 July 12, 1994 Bock et al.
D370468 June 4, 1996 Moffatt et al.
D372247 July 30, 1996 Beaumont
D384041 September 23, 1997 Gallasch
D387035 December 2, 1997 Hartel et al.
D390835 February 17, 1998 Mayfield, III
D407385 March 30, 1999 Belanger et al.
D423465 April 25, 2000 Runnalls et al.
2773729 December 1956 Derman
4680425 July 14, 1987 Speraw
Other references
  • EMI Shield Cabinet, NEC, (Prior to Oct. 20, 1999).
Patent History
Patent number: D437591
Type: Grant
Filed: Apr 18, 2000
Date of Patent: Feb 13, 2001
Assignee: Kabushiki Kaisha Toshiba (Kawasaki)
Inventor: Atsushi Sato (Ibaraki-ken)
Primary Examiner: Jeffrey Asch
Attorney, Agent or Law Firm: Banner & Witcoff, Ltd.
Application Number: 29/121,910
Classifications
Current U.S. Class: Telephone Equipment (D14/240)
International Classification: 1403;