Multiplexer

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Description

FIG. 1 is a front elevational view of a multiplexer showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a top, front and right side perspective view thereof.

Referenced Cited
U.S. Patent Documents
D303252 September 5, 1989 Shih
D312620 December 4, 1990 Koepke et al.
D313013 December 18, 1990 Krietzman
3851221 November 1974 Beaulieu et al.
4270820 June 2, 1981 McMullan et al.
4533188 August 6, 1985 Miniet
Other references
  • Inmac Computer Supplies item multiplexer, p. 13, .COPYRGT.1987. Western Telemac, Inc. 1988 product catalog item--multiplexer, p. 11.
Patent History
Patent number: D329425
Type: Grant
Filed: Oct 6, 1989
Date of Patent: Sep 15, 1992
Assignee: British Telecommunications public limited company (London)
Inventor: Adrian P. Hutton (Ipswich)
Primary Examiner: Susan J. Lucas
Assistant Examiner: M. H. Tung
Law Firm: Nixon & Vanderhye
Application Number: 7/417,778
Classifications
Current U.S. Class: Casing Or Enclosure Not Elsewhere Specified (D13/184); D14/107