JO

Johannes OPITZ

DA Deutsche Telekom Ag: 1 patents #262 of 773Top 35%
Overall (All Time): #2,900,058 of 4,157,543Top 70%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10027815 Method for informing a telecommunications subscriber abroad — 2018-07-17