| Original language | Portuguese |
|---|---|
| Patent number | PT104305 |
| IPC | G04B19/28 |
| Priority date | 29/12/08 |
| Filing date | 29/12/08 |
| Publication status | Published - 24 Dec 2010 |
| Externally published | Yes |
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Research output: Patent
| Original language | Portuguese |
|---|---|
| Patent number | PT104305 |
| IPC | G04B19/28 |
| Priority date | 29/12/08 |
| Filing date | 29/12/08 |
| Publication status | Published - 24 Dec 2010 |
| Externally published | Yes |