Electricity: motive power systems
Braking
'spotting' or adjustment of braking controller during coasting
Inventor
active
Cast bell motor drive system and method
Handbell
Handchime instrument
No associations
LandOfFree
Richard E. Mattern does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Richard E. Mattern, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Richard E. Mattern will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-1235115