Lucerne
Treaties
| Signed on | In force on | Title |
|---|---|---|
| 19 June 1933 | 15 January 1934 | Convention Wireless Telegraphy (European Broadcasting frequencies) |
| Signed on | In force on | Title |
|---|---|---|
| 19 June 1933 | 15 January 1934 | Convention Wireless Telegraphy (European Broadcasting frequencies) |