Product number (P/N): LITTLE PROFESSOR,
Keywords/Tags: LITTLE PROFESSOR
Date of intro: 1988, Origin: Italy (List), Dimensions: 135x72x9mm,
Power: 3V: (LR44 x2),
Display: Type = Display (LCD) (List),
Number of keys: 18, #Key-Yellow: 18,
Classification: / Pocket / Social+Behavorial (education),
Featuring: Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Patents: 3819921(US); 3921142(US); 3932846(US); 4115705(US); 4208720(US); 4348733(US),
Related with: TEXAS INSTRUMENTS_docu: 1110699-1105 (Instr.) Little Professor; TEXAS INSTRUMENTS_parts: 1103879-0004A (Box) Little Professor (version-6),
Known Serial-numbers: RCI0593 | RCI0793 | RCI0893 | RCI2190 | RCI4491 | RCI4991 (List of all S/Ns from TEXAS INSTRUMENTS)
Collector value: 7/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),