Telephonic communications
Audio message storage, retrieval, or synthesis
Dynamic audio signal recording or reproduction
Inventor
active
Automatic telephone answering machine with ring signal responsiv
Recorder control apparatus for automatic telephone answering sys
No associations
LandOfFree
Masayuki Tsushima does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Masayuki Tsushima, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Masayuki Tsushima will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-733848