Oscillation valve : the elementary principles of its application to wireless telegraphy.
Gorde:
| Egile nagusia: | |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
London :
Wireless Press,
1919.
|
| Gaiak: |
| Deskribapen fisikoa: | viii, 215 p. ; 19 cm. |
|---|