What does PTB stand for?
PTB stands for "Physikalisch Technische Bundesanstalt"
How to abbreviate "Physikalisch Technische Bundesanstalt"?
"Physikalisch Technische Bundesanstalt" can be abbreviated as PTB
What is the meaning of PTB abbreviation?
The meaning of PTB abbreviation is "Physikalisch Technische Bundesanstalt"
What does PTB mean?
PTB as abbreviation means "Physikalisch Technische Bundesanstalt"
