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Ronald Hoppe
Postwertzeichen- und Billett-Automaten
Zwei Beiträge zur Technikgeschichte von 1909

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Copertina de Ronald Hoppe: Postwertzeichen- und Billett-Automaten (ePUB)

Bereits im Jahr 1880 hat die Postverwaltung Erfinder zur Konstruktion einer Maschine angeregt, die den Markenverkauf automatisch in einwandfreier, stets gleich sicherer Weise leistet. Es sollten aber noch über 25 Jahre vergehen, bis die ersten brauchbaren Verkaufsautomaten in Dienst gestellt werden konnten.

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Limba Germana ● Format EPUB ● Pagini 19 ● ISBN 9783756292547 ● Mărime fișier 0.3 MB ● Editor Ronald Hoppe ● Editura Books on Demand ● Publicat 2022 ● Ediție 1 ● Descărcabil 24 luni ● Valută EUR ● ID 8482813 ● Protecție împotriva copiilor DRM social

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