Calculator

Description

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

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D263710 April 6, 1982 Asano
D279782 July 23, 1985 Bismanovsky et al.
D299825 February 14, 1989 Dickie
D300219 March 14, 1989 Lentz
D310092 August 21, 1990 Endo et al.
D326488 May 26, 1992 Carroll
D365595 December 26, 1995 Trobert
D384894 October 14, 1997 Tsuei et al.
D392899 March 31, 1998 Cazenave
5247428 September 21, 1993 Yu
Other references
  • Hong Kong Enterprise; p. 288; Item #228; left side middle, Nov. 1987. Hong Kong Enterprise; p. 418; Item #HF9008--AM/FM Mini radio with electronic calculator; lower left, Oct. 1997.
Patent History
Patent number: D412180
Type: Grant
Filed: Jan 26, 1998
Date of Patent: Jul 20, 1999
Inventor: Ken Tsuei (Taipei)
Primary Examiner: Caron D. Veynar
Law Firm: A & J
Application Number: 0/82,560
Classifications
Current U.S. Class: With Keyboard (D18/7); Combined (1) (D10/2)
International Classification: 1801;