AKA: MATHEMAGICIAN, Product number (P/N): 04150021,
Keywords/Tags: 04150021 | MATHEMAGICIAN
Date of intro: ~1977, Origin: Japan (List),
Adaptor: APF_adaptors: 661S,
Display: Type = Display (LED: segmented block) (List),
Number of keys: 20, #Key-Blue: 7, #Key-Grey: 13,
Miscellaneous switch: [ON-OFF ONE-TWO PLAYERS],
Classification: / Desktop with Display / Social+Behavorial (education),
Related with: (Docu_Catalogs): TOTAL,
Known Serial-numbers: A001539 (A-001539) | K001780 (K-001780) (List of all S/Ns from APF)
Collector value: 8/10,