Telephone set add-on accessory module

- Northern Telecom Limited
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Description

FIG. 1 is a top plan view of a telephone set add-on accessory module showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view of a second embodiment thereof;

FIG. 7 is a front, top and right side perspective view of the embodiment shown in FIGS. 1-5; and

FIG. 8 is a front, top and right side perspective view of the embodiment shown in FIG. 6 and it will be understood that the undisclosed elevational views of the second embodiment are substantially similar to those of the first embodiment except for the self evident top surface differences as shown in FIG. 8.

Referenced Cited
U.S. Patent Documents
D206160 November 1966 Lyster
D258062 January 27, 1981 Cusimano et al.
D272441 January 31, 1984 Carr
D275753 October 2, 1984 Mahan
D276156 October 30, 1984 Goodin et al.
3916103 October 1975 Morrell et al.
3928732 December 1975 Simon et al.
4375584 March 1, 1983 Muzumdar et al.
4385212 May 24, 1983 Tyler
4471165 September 11, 1984 DeFino et al.
4515998 May 7, 1985 Pinede et al.
Other references
  • B. A. Pargh Co. Inc. Cat. .COPYRGT.1983; at p. 35, GTE Speakerphone Model 83221.
Patent History
Patent number: D290354
Type: Grant
Filed: Jun 11, 1984
Date of Patent: Jun 16, 1987
Assignee: Northern Telecom Limited (Montreal)
Inventor: Desmond J. Ryan (Ottawa)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Horace B. Fay
Attorney: Sidney T. Jelly
Application Number: 6/619,712
Classifications
Current U.S. Class: D14/60; D14/62