1906)

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History Science

The first Siemens vacuum cleaner. (Germany, 1906)

The first Siemens vacuum cleaner. (Germany, 1906) If you think the vacuum cleaner that you have now is a pain in the neck, imagine hauling this behemoth of a machine around the house while you try to suck up crumbs before your next dinner party. At the time Siemens referred to these mechanized monsters as […]

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