| Original language | English |
|---|---|
| IPC | H01Q19/09 |
| Priority date | 19/12/66 |
| Filing date | 19/12/66 |
| Publication status | Published - 19 Dec 1966 |
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Research output: Patent
| Original language | English |
|---|---|
| IPC | H01Q19/09 |
| Priority date | 19/12/66 |
| Filing date | 19/12/66 |
| Publication status | Published - 19 Dec 1966 |