Title
HP-21 scientific pocket calculatorCatalog Number
102628749Type
Physical objectDate
1975Manufacturer
Hewlett-Packard Company (HP)Place Manufactured
SingaporeIdentifying Numbers
| Model number | HP-21 |
| Serial number | 1801S23644 |
Dimensions
1 1/8 x 2 3/4 x 5 in.Category
Calculator/electronic
