Communications: electrical
Condition responsive indicating system
Specific condition
Inventor
active
Battery saving switching mechanism
Compensating for dynamic nulls in a power line communication...
Electrical current saving combined smoke and fire detector
Fire and smoke detection and control system
Fire system implemented with power line communications
No associations
LandOfFree
Douglas H. Marman does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Douglas H. Marman, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Douglas H. Marman will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-94338