| D258811 | Combined electronic clock and perpetual calendar | April, 1981 | You | D10/3 |
| D275407 | Combined clock and advertising display | September, 1984 | Smith | D20/20 |
| D304960 | Display board with timer | December, 1989 | Denton | D20/20 |
| 3852953 | CONTROL AND SYNCHRONISATION OF CLOCKS | December, 1974 | Mischiatti | 368/28 |
| 4681460 | World time watch | July, 1987 | Nishimura | 368/22 |
| 4780839 | Electronic schedule display apparatus | October, 1988 | Hirayama | 368/82 |
| DE2609064 | September, 1977 | 368/83 | ||
| JP0272185 | November, 1987 | 368/29 |
FIG. 1 is a front elevational view of a combined clock and calendar showing my new design;
FIG. 2 is a right side elevational view thereof, the left side being a mirror image;
FIG. 3 is a bottom plan view thereof, the top plan view being a mirror image thereof; and
FIG. 4 is a rear elevational view thereof.