Method and apparatus for boosting an audible signal in a...

Electrical audio signal processing systems and devices – With amplifier

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C340S506000, C340S286020, C340S291000

Reexamination Certificate

active

07428311

ABSTRACT:
The present invention is an apparatus and a concomitant method for boosting the audio signal generated by at least one notification appliance in a supervised emergency voice evacuation system.

REFERENCES:
patent: 4375637 (1983-03-01), Desjardins
patent: 4881058 (1989-11-01), Berry, III
patent: 5887067 (1999-03-01), Costa et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Method and apparatus for boosting an audible signal in a... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Method and apparatus for boosting an audible signal in a..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method and apparatus for boosting an audible signal in a... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3970357

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.