Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Plural or compound reproducers
Inventor
active
Hearing device for a protective helmet
Supportive fastening means for a protective helmet
No associations
LandOfFree
Balz Knabenhans does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Balz Knabenhans, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Balz Knabenhans will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-1036841