Communications: electrical – Audible indication – Percussion-type sound producer
Patent
1978-10-26
1979-12-18
Pitts, Harold I.
Communications: electrical
Audible indication
Percussion-type sound producer
340811, G01J 134, G08B 536
Patent
active
041796896
ABSTRACT:
The invention relates to graphic symbol display means, and more particularly to a high speed system for presenting images of individual letters, numerals, etc., along a common optical axis of the system which have been selected from an illuminated matrix array of such symbols. The system is directed toward use in electronic computer output controlled printers or photocomposing machines.
REFERENCES:
patent: 3541542 (1970-11-01), Duguay
LandOfFree
Graphic symbol display system does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Graphic symbol display system, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Graphic symbol display system will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-455638