Heinrich Daniel Ruhmkorff; Mechanic (inventor of the fame kork-inductor).Hanover 15.1.1802 - Paris 20.12.1877.Portrait.Wood engraving; 1865.From: Illustrirte Newspaper; 44th volume; no.1123; Leipzig; January 7; 1865; p. 6.Berlin; Sammlung Archiv f黵 Kunst und Geschichte.
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TOP28269963
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達志影像
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RM
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