File:Patent Electrogefest.jpg
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Patent_Electrogefest.jpg (360 × 486 pixels, file size: 61 KB, MIME type: image/jpeg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 14:42, 19 September 2008 | 360 × 486 (61 KB) | commons>Сдобников Андрей | {{Information |Description={{en|1=N.N.Benardosa's patent for a way of arc electric welding "Electrogefest"}} {{ru|1=Патент Н. Н. Бенардоса на способ дуговой электросварки "Электрогефест"}} |Source= |
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