Vintage Electronic Calculators: CALCUSEUM Home page

Serial Numbers
Brand and Type Serial Number
AMERICAN PRINTING HOUSE (APH): Speech+ S1D000431
AMERICAN PRINTING HOUSE (APH): Speech+ S1D000803
AMERICAN PRINTING HOUSE (APH): Speech+ S1D001123
AMERICAN PRINTING HOUSE (APH): Speech+ S1D002296
02-jul-2022 (4 Items)
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