Extension ringing console apparatus for a telephone set

- Nitsuko Corporation
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Description

FIG. 1 is a top plan view of an extension ringing console apparatus for a telephone set;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a right side elevational view thereof; and,

FIG. 4 is a perspective view thereof.

The left side and rear form no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D259933 July 21, 1981 Foggia et al.
D266086 September 7, 1982 Foggia et al.
D271394 November 15, 1983 Brown et al.
D282745 February 25, 1986 Brown
D300028 February 28, 1989 To
D312461 November 27, 1990 Ando
D318660 July 30, 1991 Weber
D328300 July 28, 1992 Hattori et al.
D334571 April 6, 1993 Westwood
Patent History
Patent number: D375100
Type: Grant
Filed: Apr 21, 1995
Date of Patent: Oct 29, 1996
Assignee: Nitsuko Corporation (Kanagawa)
Inventor: Tadamine Toh (Kawasaki)
Primary Examiner: Jeffrey Asch
Law Firm: Leydig, Voit & Mayer
Application Number: 0/37,846
Classifications
Current U.S. Class: D14/241