Telephonic communications
Diagnostic testing, malfunction indication, or electrical...
Of centralized switching system
Inventor
active
No associations
LandOfFree
Arto Juhani Nummelin does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Arto Juhani Nummelin, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Arto Juhani Nummelin will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-1255769