Telephonic communications
Centralized switching system
Switching controlled in response to called station...
Law Firm
active
No affiliations
LandOfFree
Gregory & Matkin does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Gregory & Matkin, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Gregory & Matkin will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-2718181