Electronic calculator

Description

FIG. 1 is a top plan view of a electronic calculator showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof,

FIG. 5 is a right side elevational view thereof, and

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D258740 March 31, 1981 Matsumoto
D269353 June 14, 1983 Yokoyama
D284388 June 24, 1986 Hampf
D285311 August 26, 1986 Sawada
D292222 October 6, 1987 Stern
4491049 January 1, 1985 Mizuta
Other references
  • HFD-Retailing Home Furnishings, Jan. 1, 1979, Section Two, p. 32, Craig M-100. W. Bell Catalog, 1984, p. 275, #J.
Patent History
Patent number: D303540
Type: Grant
Filed: Jul 10, 1986
Date of Patent: Sep 19, 1989
Inventor: Stephen H. Lewis (Poughkeepsie, NY)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Caron D. Veynar
Law Firm: Mattern, Ware, Stoltz & Fressola
Application Number: 6/884,067
Classifications
Current U.S. Class: With Keyboard (D18/7)