Uncategorized
Inventor
Defrost control for heating and cooling refrigeration systems
Dual powered refrigeration system
No associations
LandOfFree
J. Petranek 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 J. Petranek David, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and J. Petranek David will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-P-712970