Category:Patents from France
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Media in category "Patents from France"
The following 6 files are in this category, out of 6 total.
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Adolphe-Sax-Horns-From-Patent-Drawing.jpg 593 × 431; 67 KB
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Excerpt from Privilege du Roi letter.png 944 × 574; 904 KB
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L'Attaque Patent Image.png 4,084 × 6,680; 1.81 MB
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Patent Petter 1935.jpg 1,024 × 703; 227 KB