Category:Ryszard Marian Janka

**Ryszard Marian Janka**
	Polish engineer
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Date of birth	15 September 1944; Jędrzejów
Country of citizenship	Poland;
Educated at	Opole University of Technology;
Occupation	engineer;
Employer	University of Opole;
Award received	Gold Cross of Merit‎;
Authority file
	Q115860638; ISNI: 0000000112107233; VIAF ID: 163226738; Library of Congress authority ID: n2010053665; NUKAT ID: n98025569; PLWABN ID: 9810581731305606
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