What does PPFD stand for?
PPFD stands for "Pre-Prototype Flight Demonstration"
How to abbreviate "Pre-Prototype Flight Demonstration"?
"Pre-Prototype Flight Demonstration" can be abbreviated as PPFD
What is the meaning of PPFD abbreviation?
The meaning of PPFD abbreviation is "Pre-Prototype Flight Demonstration"
What does PPFD mean?
PPFD as abbreviation means "Pre-Prototype Flight Demonstration"
