هذا العنوان غير متوفر باللغة العربية |
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Citation: |
https://handle.itu.int/11.1002/1000/2730 |
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Approval date: |
1988-11-25 |
Approval process: | WTSA |
Status: |
Superseded |
Observation: | Deleted after its content became technically out of date |
Maintenance responsibility: |
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Further details: |
Patent statement(s)
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