OSAKA--A futuristic “human washing machine” that caused a stir at the 1970 Japan World Exposition has undergone a 21st ...

That 1970s retrofuturistic model known as the Ultrasonic Bath (but was more lovingly referred to as the "human washing machine") was a huge hit when it was showcased at the Expo by Sanyo – but it's ...

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In context: Back in 1970, a futuristic "human washing machine" called the Ultrasonic Bath caused a sensation at the Japan World Exposition. The egg-shaped pod was developed and exhibited by Sanyo ...

Science Co. headquartered here announced on Dec. 16 that it is launching an updated commercial version of its “Mirai (Future) ...