Telephone branch exchange cabinet

- Mitel Corporation
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Description

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

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a fragmentary front elevational view thereof;

FIG. 5 is a front and right side perspective view thereof showing an alternate embodiment of my new design; and

FIG. 6 is a front elevational view of a cabinet showing another alternative embodiment of my new design.

The rear view in all embodiments is identical to FIG. 1. The bottom is plain.

Referenced Cited
U.S. Patent Documents
D139434 November 1944 Couse
D170070 July 1953 Silver et al.
D198567 July 1964 Collins
D200128 January 1965 Balmer, Jr. et al.
D218753 September 1970 Lauer
D245186 July 26, 1977 Hase
D265991 August 31, 1982 Trussler
D266760 November 2, 1982 Trussler
D269605 July 5, 1983 Provanzane et al.
D271016 October 18, 1983 Meline
D278897 May 21, 1985 Prager et al.
Other references
  • H. F. Cox Co. "Coxline" Catalog Nema-12, Cabinets on pp. 5, 16, 21, 22, & 23. Industrial Design Mag., Sep. 1961, at p. 92, Cabinets. Electronic Enclosures Inc. Catalog .COPYRGT.1963, Cabinets at pp. 4-10. Huenefeld Co., Eng. Prod. Div. Catalog No. CBW11; Cabinets shown on front cover, etc.
Patent History
Patent number: D283023
Type: Grant
Filed: Nov 1, 1983
Date of Patent: Mar 18, 1986
Assignee: Mitel Corporation (Kanata)
Inventor: J. Scott Gibson (Ottawa)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Horace B. Fay
Attorney: Alan H. Levine
Application Number: 6/547,440
Classifications
Current U.S. Class: D14/52