Communications: electrical
Condition responsive indicating system
Specific condition
Inventor
active
Computer system with motion-triggered alarm procedure
System and method for verifying users' identity in a...
No associations
LandOfFree
David P. Sperling does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with David P. Sperling, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and David P. Sperling will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-2449893