Category:Fredrik Rosing Bull
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English: Fredrik Rosing Bull, (25 December 1882 - 7 June 1925) was a pioneer of the IT, known for his works on improved punched card machines.
Norwegian engineer and informatician  | |||||
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| Date of birth | 25 December 1882 Christiania, Oslo | ||||
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| Date of death | 7 June 1925 | ||||
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Media in category "Fredrik Rosing Bull"
The following 2 files are in this category, out of 2 total.
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Bullsignatur.png 400 × 84; 1 KB
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Fredrik Rosing Bull.jpg 3,274 × 4,724; 2.47 MB