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Telegraphone, first wire recorder for telephone, ca. 1906
Aktielselskabet Dansk Telegrafonfabrik1905/1907
History San José
San Jose, United States
Telegraphone by V. Poulsen, Denmark. First wire recorder for telephone, ca 1906. Made by Aktielselskabet Dansk Telegrafonfabrik, Kjobenhavn [Copenhagen], serial no.80, with leather belts [broken]. Danish engineer Valdemar Poulsen (1869 – 1942) developed the first magnetic wire recorder in 1899.
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Details
- Title: Telegraphone, first wire recorder for telephone, ca. 1906
- Creator: Aktielselskabet Dansk Telegrafonfabrik
- Date: 1905/1907
- Location: Copenhagen (Denmark)
- Physical Dimensions: 14 x 15 x 11 in.
- Provenance: Joseph A. Knight Collection, History San José
- Type: physical object
- Contributor: Valdemar Poulsen
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