NAPCO Security (NSSC)
2 patents
Utility
Fast Install Self-Supervising Fire Communicator
15 Jul 21
A fire alarm communication device having a first and second output voltage which are constant during normal operation of the fire communicator.
Michael A. Carrieri, Thomas F. Karl, Lance S. Lindsay
Filed: 29 Mar 21
Utility
Fast Install Self-Supervising Fire Communicator
30 Sep 20
A fire alarm communication device having a first and second output voltage which are constant during normal operation of the fire communicator.
Michael A. Carrieri, Thomas F. Karl, Lance S. Lindsay
Filed: 28 Mar 19
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