(Q43049677)

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Statements

recording medium

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IBM Magnetic Card.jpg
557 × 280; 63 KB

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discoverer or inventor

Pier Giorgio Perotto

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time of discovery or invention

1960

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Identifiers

Google Knowledge Graph ID

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Sitelinks

Wikipedia(2 entries)

itwiki Cartolina magnetica
lmowiki Cartolina magnetica

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