Monitor phone unit

- IDT International Limited

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Description

FIG. 1 is a front perspective view of a monitor phone unit showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a right side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D286282 October 21, 1986 Asaki
D293905 January 26, 1988 Aschauer et al.
D294250 February 16, 1988 Watanabe et al.
D306295 February 27, 1990 Nagele
D307008 April 3, 1990 Shaanan et al.
D307428 April 24, 1990 Pfeifer et al.
D309304 July 17, 1990 Takada et al.
D313235 December 25, 1990 Kido et al.
D318051 July 9, 1991 Danielson et al.
D332263 January 5, 1993 Taniguchi
3521008 July 1970 Tyson
Other references
  • Design, Aug. 1988, Delta Memera 2000.
Patent History
Patent number: D339342
Type: Grant
Filed: Dec 26, 1991
Date of Patent: Sep 14, 1993
Assignee: IDT International Limited
Inventor: Raymond Chan (Woodland Heights)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Jeffrey Asch
Law Firm: Townsend and Townsend Khourie and Crew
Application Number: 7/814,289
Classifications