Uncategorized
Inventor
Ceramic material
Electrical insulator
Porcelain
No associations
LandOfFree
H. Riddle Frank does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with H. Riddle Frank, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and H. Riddle Frank will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-P-795751