What does EH/M stand for?

EH/M stands for "extension hose mouthpiece"

How to abbreviate "extension hose mouthpiece"?

"extension hose mouthpiece" can be abbreviated as EH/M

What is the meaning of EH/M abbreviation?

The meaning of EH/M abbreviation is "extension hose mouthpiece"

What does EH/M mean?

EH/M as abbreviation means "extension hose mouthpiece"