Uncategorized
Inventor
Coating composition of polyamide and phenol formaldehyde...
Water-proofing of fabrics
No associations
LandOfFree
N. Beauchamp David does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with N. Beauchamp David, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and N. Beauchamp David will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-P-776629