Category:Vratislav Grégr
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Czech chemical engineer and professor of chemistry | |||||
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Date of birth | 28 October 1914 Písek | ||||
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Date of death | 1 February 1991 Prague | ||||
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Media in category "Vratislav Grégr"
The following 2 files are in this category, out of 2 total.
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Grégr Vratislav 1914.jpg 947 × 1,355; 90 KB
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Grégr Vratislav 1949.jpg 385 × 500; 46 KB