| 4870604 | Portable data processing device | September, 1989 | Tatsuno | 235/380 |
| D298325 | Combined card reader and data entry terminal or similar article | November, 1988 | Isozaki et al. | D14/105 |
| D286544 | Electronic calculator | November, 1986 | Satake | D18/7 |
| 4165554 | Hand-held portable calculator assembly | August, 1979 | Faget | D18/7 |
| 4002892 | Portable calculator | January, 1977 | Zielinski | 364/708 |
| 3876863 | Inventory taking utilizing tone generation | April, 1975 | Boone | 364/403 |
FIG. 1 is a top, front, right side perspective view of a portable order terminal with card reader showing our new design;
FIG. 2 is a top, front, right side perspective view thereof with a card reader attached to the front;
FIG. 3 is a top plan view thereof on an enlarged scale;
FIG. 4 is a bottom plan view thereof on an enlarged scale;
FIG. 5 is a right side elevational view thereof on an enlarged scale;
FIG. 6 is a left side elevational view thereof on an enlarged scale;
FIG. 7 is a top, plan view thereof on an enlarged scale, with a card reader attached to the front;
FIG. 8 is a right side elevational view thereof on an enlarged scale, with a card reader to the front;
FIG. 9 is a front elevational view thereof on an enlarged scale;
FIG. 10 is a rear elevational view thereof on an enlarged scale.