Here is some info, I received from a fellow collector:

Wilhelm Frank had not yet been transferred to a soldier’s cemetery established by the Volksbund.
According to the information available to us his grave is currently still in the following place: Dobrowody - Ukraine.
Nachname: Frank
Vorname: Wilhelm
Dienstgrad: Obergefreiter
Geburtsdatum: 12.02.1907
Geburtsort: Oberhausen
Todes-/Vermisstendatum: 04.05.1944
Todes-/Vermisstenort: Dobrowody

Any feedback is appreciated - thanks !