AKA: TI 503, AKA (Label): TI503 (TI 503), Product number (P/N): TI503 (TI 503),
Keywords/Tags: TI503 (TI 503) | 503
Date of intro: 1990, Origin: China (List), Dimensions: 99x62x9mm, Weight: 34g,
Power: 1.5V: (LR54 x1),
Display: Type = Display (LCD) (List),
Number of keys: 23, #Key-Blue: 23,
Classification: / Pocket,
Featuring: Procent, Square root, Memories: 1,
Patents: 3819921(US); 3921142(US); 3932846(US); 4115705(US); 4208720(US); 4348733(US),
Known Serial-numbers: N0295 (N-0295) | N1293 (N-1293) (List of all S/Ns from TEXAS INSTRUMENTS)
Collector value: 6/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: DATAMATH CALCULATOR MUSEUM