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
Other references
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 |
- 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
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