Telephonic communications
Having light wave or ultrasonic link for speech or paging...
Including fiber optic link within telephone network
Inventor
active
Apparatus and method for monitoring cellular telephone usage
Cutting board with integral scale
Internally illuminated battery powered programmable tap...
Ring light with user manipulable control
No associations
LandOfFree
Walter F. Lewis does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Walter F. Lewis, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Walter F. Lewis will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-1702674