Uncategorized
Inventor
Means and method for backwashing filter bed
Self-priming axial-flow pump
No associations
LandOfFree
A. Richards John does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with A. Richards John, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and A. Richards John will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-P-853101