HP 20b and 30b

Revision as of 01:38, 23 January 2022 by Js (talk | contribs) (Added categories)
HP 20b
SuccessorHP 30b
Calculator
Display typeDot-Matrix LCD and Segmented LCD
Programming
Other
HP 30b
PredecessorHP 20b
Programming
Other

HP 20b

HP 30b