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Inventions
The document lists important figures in the development of batteries from 1800 to 1955, including Alessandro Volta in 1800 who created the first battery, and developments that led to batteries powering mobile phones, which a survey found are generally used by all family members except those under 7 years old.
Inventions
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- 3. 1820: JOHN FREDERICDANIELL
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- 12. MOBILE PHONES SURVEY -In general, all the members of a family use a mobile phone, except those that are under 7 years old.