Multiplex telephony and telegraphy by means of electric waves guided by wires
- Författare
- George Owen Squier
- (George O. Squier)
- Språk
- Engelska
| Förlag | År | Ort | Om boken | ISBN |
|---|---|---|---|---|
| Government Printing office | 1912 | USA, Washington | S. 133-153 : ill. | |
| Government Printing office | 1911 | USA, Washington | 102 sidor. : ill. |