electrophone (Q38931)
From CanonBase
Ssystem supplying audio connections from Theatres, Churches etc to private residential homes or offices via telephone wire
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | electrophone | Ssystem supplying audio connections from Theatres, Churches etc to private residential homes or offices via telephone wire |
Statements
Type of information
Field
First use date
1891
0 references