Category:Adrián Álvarez Ruiz

**Adrián Álvarez Ruiz**
	Spanish inventor (1884-1950)
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Date of birth	1884; Barruelo de Santullán
Date of death	1950
Country of citizenship	Spain;
Occupation	inventor; railway worker;
Employer	Madrid, Zaragoza and Alicante railway;
Authority file
	Q5658618;
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Media in category "Adrián Álvarez Ruiz"

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