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