Electronic calculator

- Casio
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Description

FIG. 1 is a reduced scale front, right side, bottom perspective view of an electronic calculator showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

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

FIG. 7 is a bottom plan view thereof.

The broken line showing is for illustrative purposes only and forms no part of the claimed design.

Claims

The ornamental design for an electronic calculator, as shown and described.

Referenced Cited
U.S. Patent Documents
D226197 January 1973 Liljenwall
D227472 June 1973 Hikawa
D246042 October 11, 1977 Fossella et al.
D256924 September 16, 1980 Ohie et al.
D289413 April 21, 1987 Endo et al.
D294151 February 9, 1988 Kuo
D298547 November 15, 1988 Yoshioka et al.
D309748 August 7, 1990 Kobayashi
D322088 December 3, 1991 Sawada et al.
D369616 May 7, 1996 Yurkovic
D394079 May 5, 1998 Leung
D468761 January 14, 2003 Mizusugi
D477625 July 22, 2003 Hsu
Patent History
Patent number: D508520
Type: Grant
Filed: Mar 16, 2004
Date of Patent: Aug 16, 2005
Assignee: Casio Computer Co., Ltd. (Tokyo)
Inventors: Tadashi Suzuki (Kawasaki), Kenji Takahata (Kawagoe), Yo Wada (Tokyo)
Primary Examiner: Caron D. Veynar
Attorney: Frishauf, Holtz, Goodman & Chick, P.C.
Application Number: 29/201,545
Classifications
Current U.S. Class: Housing Or Casing (D18/11)