Washing Machine

More advancements were made to washing machine technology in the form of the rotative drum design. These early design patents consisted of a drum washer that was hand-cranked to make the wooden drums rotate. While the technology was simple enough, it was a milestone in the history of washing machines, as it introduced the idea of "powered" washing drums.

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  • 颜色：: 黄色
  • 品牌: Nikon
  • 品牌: Sony

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  • $49.00 - $199.00

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