Combined measuring tape and calculator

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Description

FIG. 1 is a top, front and right side perspective view of a combined measuring tape and calculator showing my new design;

FIG. 2 is a right side elevational view;

FIG. 3 is a left side elevational view;

FIG. 4 is a top plan view;

FIG. 5 is a bottom plan view;

FIG. 6 is a front elevational view; and

FIG. 7 is a rear elevational view.

Referenced Cited
U.S. Patent Documents
D186623 November 1959 Schwartz
D186623 November 1959 Ullum
D219065 August 1973 Zelnick
D228202 October 1970 Quenot
D286861 November 25, 1986 Hollinger et al.
D295504 May 3, 1988 Yamamoto et al.
D305740 January 30, 1990 Onderdonk
4164816 August 21, 1979 Bergkrist
4233749 November 18, 1980 Coulter et al.
4316081 February 16, 1982 Washizuka et al.
4366623 January 4, 1983 Bergkvist
4476635 October 16, 1984 Hart
4551847 November 5, 1985 Caldwell
4611402 September 16, 1986 Yamamoto et al.
4747215 May 31, 1988 Waikas
4766673 August 30, 1988 Bolson
4861970 August 29, 1989 Hwang
4890392 January 2, 1990 Komuca et al.
Patent History
Patent number: D318020
Type: Grant
Filed: Jun 8, 1989
Date of Patent: Jul 9, 1991
Assignee: Sonin, Inc. (Scarsdale, NY)
Inventor: Alfred S. Schwartz (Darien, CT)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antonic D. Davis
Law Firm: Pollock, Vande Sande & Priddy
Application Number: 7/363,035
Classifications
Current U.S. Class: With Casing, I.e., Retractable Type (D10/72)