Calculator

Description

FIG. 1 is a top, right perspective view of a calculator showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevational view, the left side elevational view being a mirror image thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D236269 August 1975 Shu-Keung
D299251 January 3, 1989 Endo et al.
Patent History
Patent number: D309627
Type: Grant
Filed: Jan 8, 1987
Date of Patent: Jul 31, 1990
Inventor: William H. K. Chu (Taipei Hsien)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Caron D. Veynar
Law Firm: Fleit, Jacobson, Cohn, Price, Holman & Stern
Application Number: 7/1,984
Classifications
Current U.S. Class: With Keyboard (D18/7)