Title
Monroe 820 calculatorCatalog Number
102626380Type
Physical objectDescription
Object includes power cord.Date
1969Manufacturer
Monroe, a division of Litton Business Systems, Inc.Place Manufactured
U. S.Identifying Numbers
| Model number | 820A |
| Other number | 04-30035 Asset tag on back |
| Other number | 2769592 Patent number |
| Serial number | D462622 |