Philipp's unit was tasked with bomber escort and ground attack as well as combat air patrol missions. He was credited with his first aerial victory on 5 September 1939 over a PZL P.24  south of Radomsko. Philipp maneuvered himself into a favorable attack position and aimed carefully.
Philipp's unit was assigned to bomber escort, ground attack, and combat air patrol missions. He earned his first aerial victory on 5 September 1939 over a PZL P.24 south of Radomsko. Philipp positioned himself advantageously for the attack and aimed carefully.