Uncategorized
Inventor
Coin switch apparatus
Coin switch apparatus
Coin telephone unit
Flexible armoured telephone cords
Strain relief member for flat flexible cables
No associations
LandOfFree
Henry A. Main does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Henry A. Main, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Henry A. Main will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-P-254764