Housing for telephone switchboard

- Kabushiki Kaisha Toshiba
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Description

FIG. 1 is a front elevational view of a housing for telephone switchboard showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof, the left side being a mirror image; and,

FIG. 6 is an enlarged cross-sectional view thereof taken on line 6--6 of FIG. 1.

Referenced Cited
U.S. Patent Documents
D283023 March 18, 1986 Gibson
D293317 December 22, 1987 Umezu et al.
D295512 May 3, 1988 Becraft et al.
D297837 September 27, 1988 Shibuya et al.
D299455 January 17, 1989 Pushelberg et al.
D311389 October 16, 1990 Festa et al.
D312074 November 13, 1990 Koepke et al.
D325584 April 21, 1992 Ando
D340040 October 5, 1993 Gifford et al.
Foreign Patent Documents
760934(1) May 1989 JPX
774147 November 1989 JPX
777887 December 1989 JPX
94065 August 1988 KRX
Other references
  • "MX-6250", Toshiba magazine The Dempa Shimbun dated Feb. 16, 1988. "APEX2400", NEC magazine NEC Technical News. "MX-6250", Toshiba catalog, Feb. 1988. "IBM5970-K01", IBM catalog. Oki catalog, "10X5310". "PX-3600", Toshiba magazine The Dempa Shimbun dated Apr. 17, 1990. "PX-3600", Toshiba catalog, Apr. 1990.
Patent History
Patent number: D355419
Type: Grant
Filed: Dec 22, 1992
Date of Patent: Feb 14, 1995
Assignee: Kabushiki Kaisha Toshiba (Kanagawa)
Inventor: Seiji Namba (Inzai)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Jeffrey Asch
Law Firm: Banner, Birch, McKie & Beckett
Application Number: 0/2,895