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