File:Wingquist patent PRV 25406 1907.jpg
Wingquist_patent_PRV_25406_1907.jpg (466 × 362 pixels, file size: 112 KB, MIME type: image/jpeg)
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Summary
[edit]DescriptionWingquist patent PRV 25406 1907.jpg |
English: Sven Wingquist patent drawing, PRV (Patent office Sweden), patent no. 25406 for the multirow self alining ball bearing, 1907. Photo copy of original drawing. |
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Date | |||||
Source | PRV archive drawing, patent no. 25407, 1907. | ||||
Author | Sven Wingquist | ||||
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 17:49, 3 November 2009 | ![]() | 466 × 362 (112 KB) | Lidingo (talk | contribs) | {{Information |Description={{en|1=Sven Wingquist patent drawing, PRV (Patent office Sweden), patent no. 25406 for the multirow self alining ball bearing, 1907. Photo copy of original drawing.}} |Source=PRV archive drawing, patent no. 25407, 1 |
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Software used | Adobe Photoshop CS Windows |
File change date and time | 18:40, 3 November 2009 |
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