What does gbm stand for?
gbm stands for "Guided Boring Machines"
How to abbreviate "Guided Boring Machines"?
"Guided Boring Machines" can be abbreviated as gbm
What is the meaning of gbm abbreviation?
The meaning of gbm abbreviation is "Guided Boring Machines"
What does gbm mean?
gbm as abbreviation means "Guided Boring Machines"
