Combined restaurant check tray and calculator

Description

FIG. 1 is a front elevational view of a combined restaurant check tray and calculator showing my new design, the indica being shown by means of broken lines for illustrative purposes only;

FIG. 2 is a right side elevational view, the left side being a mirror image thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof; and,

FIG. 5 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
D140248 February 1945 Wemyss
D195681 July 1963 Ross
D240431 July 1976 Stapp
D283382 April 15, 1986 Goldsmith
D288396 February 24, 1987 Ritman
D294270 February 16, 1988 Hung
D296220 June 14, 1988 Hung
D300539 April 4, 1989 Wong
D305906 February 6, 1990 Yubisui et al.
D308964 July 3, 1990 Deakins
1436256 November 1922 Himmelfarb
Other references
  • Hong Kong Enterprise, Jul. 1985, p. 225, model 5000, top left corner.
Patent History
Patent number: D333743
Type: Grant
Filed: May 13, 1991
Date of Patent: Mar 9, 1993
Inventor: David H. Johnson (Providence, RI)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Jeffrey Asch
Attorney: Robert J. Doherty
Application Number: 7/699,558
Classifications
Current U.S. Class: D/6449; D/6475; D/7550; Combined (1) (D18/2); With Keyboard (D18/7)