telegraphon (Q1412520)
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magnetic recording device invented by Valdemar Poulsed in 1898
- telephonograph
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | telegraphon |
magnetic recording device invented by Valdemar Poulsed in 1898 |
|
Statements
1898
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Telegraphon
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Identifiers
Sitelinks
Wikipedia(5 entries)
- dewiki Telegraphon
- eswiki Telegráfono
- frwiki Télégraphone
- nlwiki Telegrafoon
- plwiki Telegrafon
Wikibooks(0 entries)
Wikinews(0 entries)
Wikiquote(0 entries)
Wikisource(0 entries)
Wikiversity(0 entries)
Wikivoyage(0 entries)
Wiktionary(0 entries)
Multilingual sites(1 entry)
- commonswiki Category:Telegraphon