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Dr. Marian Croak VoIP, Voice over internet protocol.
Dr. Marian Croak: Inventor of VOIP | Innovation Nation
Speaker Series: Marian Croak
Change for the Greater Good: The Marian Croak Story
African Giant Marian Croak VoIP: Meet The African Giant Who Invented Something We Rely On Today!
Marian Croak the creator of Voice Over Internet Protocol. (VOIP)Femmecreator ❤️
Dr. Marian Rogers Croak | The Brilliant Inventor of Voice Over Internet Protocol Technology
#rediscoveringhistory Marian Croak inventor of Voice over IP and holds over 200 Patents
Marian Croak is a developer, who's apps are used everyday.
MARIAN CROAK - VoIP
Marian Croak, the Inventor of the VoIP technology
Dr Marian Croak American Black Excellence
