Category:Patents
Allikas: Wikimedia Commons
| This is a main category or subcategory requiring frequent diffusion and maybe maintenance. As many pictures and media files as possible should be moved into the right subcategories. (more information on categories)
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Patent images are usually in the public domain in most countries.
For images or text from United States patents, use the tag: {{PD-US-patent}}.
Alamkategooriad
Järgmised 17 alamkategooriat on selles kategoorias (kokku 17).
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Meediafailid kategoorias "Patents"
Järgmised 97 faili on selles kategoorias (kokku 97).