Helmut Erik Riikoja (Q16406769)
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Estonian electrical engineer
Language | Label | Description | Also known as |
---|---|---|---|
English | Helmut Erik Riikoja |
Estonian electrical engineer |
Statements
9 June 1909Gregorian
0 references
15 November 1990
0 references
Identifiers
Sitelinks
Wikipedia(1 entry)
- etwiki Helmut Erik Riikoja