File:Patent FR-1915-502520.png

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Patent_FR-1915-502520.png(564 × 511 pixels, file size: 101 KB, MIME type: image/png)

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current18:28, 3 April 2022Thumbnail for version as of 18:28, 3 April 2022564 × 511 (101 KB)AvionHerbert (talk | contribs)

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