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(1 янв 1947 г. – 31 дек 1947 г.)

Описание:

Invention of first electric keyboard in France. Their size and complexity prevented them to become popular all until 1980s.

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The Piano's Timeline

2 июн 2021

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Дата:

1 янв 1947 г.

31 дек 1947 г.

~ 12 months

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