Blattnerphone
Appearance
English
[edit]Etymology
[edit]From Blattner + -phone, after its inventor, Ludwig Blattner (1881–1935).
Noun
[edit]Blattnerphone (plural Blattnerphones)
- (historical) An early magnetic sound-recording device.
From Blattner + -phone, after its inventor, Ludwig Blattner (1881–1935).
Blattnerphone (plural Blattnerphones)