Uncategorized
Inventor
Finger-wheel operated call transmitter
Relay for coin collector
Telephone set
No associations
LandOfFree
Alfred Herckmans does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Alfred Herckmans, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Alfred Herckmans will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-P-331674