Uncategorized
Inventor
Locking structure for nestable culvert pipe
Method of increasing the flame resistance of combustible...
Polymerization catalyst for mono-olefinic polymerization
No associations
LandOfFree
H. Campbell Charles 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. Campbell Charles, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and H. Campbell Charles will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-P-781863